| Patent Number |
Title Of Patent |
Date Issued |
| 5721085 |
Electrophotographic image forming method |
February 24, 1998 |
| Disclosed is an image forming method for an electrophotographic photoreceptor, comprising steps of:(1) charging said photoreceptor which is moved in a predetermined direction,(2) imagewise exposing on said charged photoreceptor,(3) developing said imagewise exposed photoreceptor with a devel |
| 5718997 |
Electrophotographic photoreceptor |
February 17, 1998 |
| An electrophotographic photoreceptor comprises a conductive support and provided thereon, a photpreceptive layer containing a compound represented by the following Formula 1: ##STR1## wherein X represents a group capable of forming a hydrogen bond; and R.sub.1, R.sub.2 and R.sub. |
| 5716747 |
Fixing device and method of fixing |
February 10, 1998 |
| A fixing device includes a pair of fixing rollers to heat toner images and to fix the toner images on a recording medium in which at least one roller coming into contact with toner is provided thereon with fluorine containing resins and a device for coating fluorine containing silicone |
| 5716745 |
Electrophotographic photoreceptor |
February 10, 1998 |
| An electrophotographic photoreceptor is disclosed. The photoreceptor has an interlayer and a photosensitive layer provided on a conductive support, in which the interlayer comprising: an alkoxy metallic chelate compound of titanium or aluminum having a chelate group of acetoacetic ester |
| 5712703 |
Measuring sensor, diffuse reflectance spectrum measuring method using the measuring sensor, and |
January 27, 1998 |
| A light spectrum measuring apparatus comprises a sensor case on which a window with a glass is provided; a light emitting member and a light receiving member both provided in the case so that light emitted from the light emitting member passes through the glass, is reflected from sol |
| 5710956 |
Image forming apparatus with judging device for judging whether to continue or stop an initializ |
January 20, 1998 |
| An image forming apparatus includes a sequence memory to store a sequence of an initialization processing to be conducted only at an installation of the apparatus, an adjuster to adjust the apparatus in accordance with the initialization, an apparatus status indicator to indicate whether |
| 5708934 |
Color image forming apparatus with well-registrated imagewise exposure means |
January 13, 1998 |
| A color image forming apparatus such as a copier or a printer for forming a multicolor toner image. The apparatus includes: a photoreceptor for holding the multicolor toner image; a charger for charging the photoreceptor; plural imagewise exposers each for imagewisely exposing the ph |
| 5708930 |
Color image forming apparatus having a transparent image forming body |
January 13, 1998 |
| An image forming apparatus such as a copier or a printer for forming a color image. The image forming apparatus includes: a transparent photoreceptor drum for retaining a multi-color toner image in which the wall-thickness and an inner diameter of the drum are respectively between 2. |
| 5708903 |
Processing apparatus for light-sensitive materials |
January 13, 1998 |
| An apparatus for processing a light-sensitive material includes a supply controlling section for controlling an amount of solid processing agents to be supplied per a unit time period in accordance with an amount of the light-sensitive material to be processed per a unit time period. |
| 5708508 |
Image recording apparatus with one-side and two-side copying modes |
January 13, 1998 |
| An image recording apparatus, such as a copying machine and a printer. The image recording apparatus includes: a reading section for scanning an image on a document and generating image signals corresponding to the image; a memory for storing the image signals; an image formation pro |
| 5707789 |
Solid processing composition for silver halide photographic light-sensitive materials |
January 13, 1998 |
| A solid processing composition for a silver halide photographic light-sensitive material is disclosed which comprises a saccharide and a compound selected from the group consisting of a hexamethylenetetramine compound and compounds represented by the following Formulas (I), (G), (H-1 |
| 5707788 |
Method for processing silver halide photographic light-sensitive material |
January 13, 1998 |
| A method of processing a black and white silver halide photographic light sensitive material, using an automatic developing machine, the method comprising the steps of:exposing the material; anddeveloping the exposed material with developer, the developer being replenished with developer |
| 5707787 |
Processing solution for silver halide photographic light-sensitive materials |
January 13, 1998 |
| A processing solution for processing an exposed silver halide photographic light-sensitive material comprises a compound represented by the following formula (A): ##STR1## wherein A.sub.1, A.sub.2, A.sub.3 and A.sub.4 each represent --COOM.sub.1, --OH, --PO.sub.3 M.sub.1 M.sub.2 |
| 5707449 |
Ring-shaped coating apparatus |
January 13, 1998 |
| An apparatus for coating a cylinder with a solution. The apparatus has a coater which includes a body having a circular hole through which the cylinder passes. A coating surface is provided on a wall of the circular hole so as to surround an outer surface of the cylinder as the cylinder |
| 5701553 |
Multi-color image forming apparatus having high developability without fogging and without mixin |
December 23, 1997 |
| A development apparatus for developing a latent image formed on an image forming body with a developer so as to obtain a toner image. A developer conveyance unit conveys the developer, including a toner, to a development zone, between the developer conveyance unit and the image forming b |
| 5701541 |
Automatic processing machine for silver halide photographic light-sensitive materials |
December 23, 1997 |
| An apparatus for processing a silver halide photographic material having an emulsion surface, includes a supply device to supply processing solution from a container to the emulsion surface through a space; a converter to convert one of density level of an image signal and a light amount |
| 5701377 |
Plastic light transmitting body, its production methods and apparatus |
December 23, 1997 |
| In method of manufacturing a light transmitting plastic member having a desired optical characteristic distribution from a gelled base material having a rotation axis, the base material is places in a monomer having an optical characteristics different from that of the base material, and |
| 5698382 |
Processing method for silver halide color photographic light-sensitive material |
December 16, 1997 |
| A method for processing a silver halide color photographic light-sensitive material comprising a color developing process is disclosed. The color developing process comprisesthe first step of supplying one of a first color developing partial solution containing a color developing agent a |
| 5698313 |
Magnetic recording medium |
December 16, 1997 |
| Disclosed is a magnetic recording medium comprising a nonmagnetic base support and a magnetic layer containing ferromagnetic metallic powder dispersed in a binder, wherein the strain dependability of said magnetic recording medium is characterized in that: a ratio G'.sub.2 /G'.sub.1 is |
| 5697025 |
Color image forming apparatus |
December 9, 1997 |
| A color image forming apparatus includes a plurality of chargers, imagewise exposure devices and developing devices. During a single rotation of an image forming body, a sequence of charging, exposing and developing is repeated to superimpose toner images, and then the toner images are |
| 5695915 |
Processing method for silver halide color photographic light-sensitive material |
December 9, 1997 |
| A method used for processing a silver halide photographic light sensitive material including steps of developing and treating with a solution having bleaching capability. The solution having bleaching capability comprises a ferric complex salt of a compound represented by the following f |
| 5694637 |
Method for controlling an image forming apparatus which uses plural laser beams |
December 2, 1997 |
| A method for controlling an image forming apparatus which has a photoreceptor and a writing system to write a latent image on the photoreceptor with plural laser beams. The method includes the steps of: correcting positional deviations among the plural laser beams; conducting at leas |
| 5693447 |
Image forming material, method of preparing the same and image forming method employing the same |
December 2, 1997 |
| An image forming material is disclosed which comprises a support and provided thereon, an image forming layer containing colorant particles and a binder, the image forming layer having an optical density of 3.0 or more per 1 .mu.m thickness of the image forming layer at .lambda.max which |
| 5691103 |
Image forming material, method of preparing the same and image forming method employing the same |
November 25, 1997 |
| An image forming material is disclosed which comprises a support and provided thereon, an image forming layer containing a colorant, the image forming layer being hardened, wherein an image is formed by imagewise exposing the image forming layer to a high density energy light to reduce |
| 5689771 |
Color image forming apparatus having bias controller for cleaning transfer roller |
November 18, 1997 |
| A color toner image forming apparatus comprises a transferring roller having an average cell diameter of 1 .mu.m to 300 .mu.m to transfer a toner image from a photoreceptor drum to a sheet. During the transferring operation, the electric bias member applies onto the transferring roller |
| 5689751 |
Automatic processor for silver halide photographic light-sensitive material |
November 18, 1997 |
| An automatic processor for processing a silver halide photographic light-sensitive material with a processing solution, includes a processing tank containing the processing solution for processing the material; and a circulating path for circulating the processing solution, which com |
| 5686850 |
Signal delay method, signal delay device and circuit for use in the apparatus |
November 11, 1997 |
| In a circuit provided in a single integrated circuit unit for use in a signal delay device, there is provided with a device in which an input signal is delayed and a plurality of delay signals, each having a different delay period from the input signal, are outputted, and a detector |
| 5681688 |
Silver halide photographic light-sensitive material |
October 28, 1997 |
| A silver halide photographic light-sensitive material is disclosed. The light-sensitive material comprises a support and a light-sensitive silver halide emulsion layer provided on the support, and the silver halide emulsion layer or a non-light-sensitive hydrophilic colloid layer provide |
| 5679507 |
Method for chemically sensitizing silver halide photographic emulsion |
October 21, 1997 |
| A method for chemically sensitizing a silver halide photographic emulsion with a selenium compound is disclosed. The sensitizing method comprises the steps ofpreparing a dispersion of solid particles of a selenium compound in an aqueous medium by a process comprising the following steps |
| 5679420 |
Polymer resin packaging material for photographic light sensitive material |
October 21, 1997 |
| A polymer resin packaging material for a photographic light sensitive material is disclosed, the packaging material comprising at least one heat seal layer consisting of a polymer resin prepared by polymerizing an ethylenically unsaturated monomer in the presence of a metallocene cat |
| 5678144 |
Image forming apparatus having a rotational information detector for a photoreceptor |
October 14, 1997 |
| An image forming apparatus includes a rotational body having a rotation shaft, marks provided on a circumferential surface of the rotational body at a predetermined positional interval each other, a rotational photoreceptor provided on the rotation shaft, a driving system to drive th |
| 5677726 |
Image reading apparatus |
October 14, 1997 |
| In an image reading apparatus, an optical unit goes out from a reference stop position, reads an image from a document, and returns to the reference stop position. A position sensor detects a position of the optical unit and output a trigger signal when the optical unit comes to a pr |
| 5677101 |
Light-sensitive lithographic printing plate having a light sensitive layer comprising a clathrat |
October 14, 1997 |
| Disclosed is a light-sensitive lithographic printing plate which comprises an aluminum plate having a surface subjected to roughening treatment and then anodization treatment and colored by a solution containing a UV absorber so that at an absorption local maximum wavelength between 340 |
| 5674552 |
Method of and apparatus for positioning a cylindrical base material |
October 7, 1997 |
| In a method of coating outer surfaces of plural cylinders by a coater having a circular hole on which a coating surface is provided, gas is blown onto the outer surface of the cylinder by a cylindrical blowing device so that the cylinder is positioned coaxially with the circular hole |
| 5673077 |
Process of forming a transfer-image of ablation type image-transfer recording material |
September 30, 1997 |
| Disclosed is a method for forming an image in a recording material and transferring said image from said recording material to an image receiving material in order to produce a transferred image in said image receiving material, comprising the steps of: exposing said recording material, |
| 5671451 |
Data-recording unit in use with a camera |
September 23, 1997 |
| A data recording unit in use with a camera for recording information data, obtained through a GPS receiver, on a photographing film. The data recording unit includes: a selector for selecting a geodetic system from plural geodetic systems; a data converter for converting position inf |
| 5669038 |
Heater controlling apparatus and a fixing apparatus of an electrophotographic apparatus in use t |
September 16, 1997 |
| A fixing unit for printers or copiers includes a heater, in the fixing unit, for heating a fixing member to fix a toner image on a sheet; a zero-cross detector for detecting zero-cross timings of electric power when a voltage of the electric power is at zero volts; a switching circuit |
| 5669035 |
Apparatus for processing a silver halide photosensitive material |
September 16, 1997 |
| A photosensitive material processing apparatus comprises a first processor having a first retaining member in which a solution is stored, a second processor positioned beneath the first processor and having a second retaining member into which the solution is shifted from the first p |
| 5668670 |
Zoom lens barrel |
September 16, 1997 |
| A zoom lens barrel in which a zoom lens is switched to a plurality of focal lengths by a moving member by which a plurality of lens groups are moved in the direction of optical axis. After a desired focal length has been selected, a focusing operation is conducted by the moving member. A |
| 5667960 |
Method for hardening gelatin and silver halide photographic light sensitive materials employing |
September 16, 1997 |
| A method for hardening gelatin comprises the step of mixing gelatin with a compound represented by the following formula (I), (II) or (III): ##STR1## wherein R.sub.1 and R.sub.2 independently represent a hydrogen atom, an alkyl group, an aryl group or a heterocyclic group or R.sub.1 |
| 5663787 |
Electrophotographic color image forming apparatus with image exposure means inside of photorecep |
September 2, 1997 |
| A color image forming apparatus wherein an image forming body has a inner surface and a outer surface, a charging device electrically charges the outer surface, and an exposure device imagewise exposes the inner surface. A developing device is used to form a first toner image on the oute |
| 5663039 |
Solid processing agent for silver halide photographic light-sensitive materials |
September 2, 1997 |
| A solid processing agent for a silver halide photographic light-sensitive material is disclosed in which at least a portion of the surface of the agent is covered with an additive selected from the group consisting of a sulfite and a compound represented by the following Formula (1), (3) |
| 5660960 |
Image forming apparatus |
August 26, 1997 |
| An image forming apparatus comprising (a) a photoreceptor comprising an endless transparent support having thereon a transparent conductive layer, a charge carrier generation layer and a charge carrier transport layer; (b) a charger for charging uniformly the outermost surface of the |
| 5656228 |
Injection molding method |
August 12, 1997 |
| In an injection molding method, a resin is injected into a cavity of a mold in such a manner that a pressure ratio of a cavity surface pressure in the cavity to a cylinder pressure of an injection molding device is not less than 0.65, a first pressure keeping process to keep the cylinder |
| 5652940 |
Solid processing agent supplying device for silver halide photographic material |
July 29, 1997 |
| A silver halide photographic material processing apparatus is provided with a solid processing agent replenishing unit which includes a supplying device for supplying a solid processing agent to the tank; and a constructing member for forming a guide passage in the tank in such an ar |
| 5650879 |
Lens apparatus |
July 22, 1997 |
| A lens apparatus in which plural lenses, each having a different expansion coefficient to others, are adhered to each other at their lens surfaces and some of the plural lenses, which has a smaller expansion coefficient than other lenses and the number of which is fewer than the total nu |
| 5645969 |
Photosensitive composition and photosensitive lithographic printing plate |
July 8, 1997 |
| A photosensitive composition comprising a quinonediazide compound and a binder resin, wherein said resin is a resin obtained by condensing a phenol component comprising the following (1) to (3), and an aldehyde or a ketone, and X.gtoreq.0.57, where X=A/B, where A is an integrated value o |
| 5643704 |
Two-component type developer for developing an electrostatic image |
July 1, 1997 |
| Disclosed is a two-component developer for developing a electrostatic image comprising a toner particle and a carrier particle comprising a substantially spherical magnetic particle coated with a resin, wherein said substantially spherical magnetic particle contains a compound compri |
| 5643363 |
Extrusion type coating head |
July 1, 1997 |
| The center line average roughness (Ra) of the slit inner surfaces is made in a predetermined range of 5.0 .mu.m according to the present invention, and the straightness (W1) in the delivery direction of the coating solution thereof and the straightness (W2) in the perpendicular direction |
| 5640652 |
Driving mechanism for color image forming apparatus |
June 17, 1997 |
| A color image forming apparatus includes a plurality of chargers each provided in a periphery of an image forming body for charging the image forming body; at least two of a plurality of imagewise exposure devices each equally spaced with respect to the image forming body, for imagewise |
