| Patent Number |
Title Of Patent |
Date Issued |
| 7052123 |
Ink jet image recording method and apparatus using the method |
May 30, 2006 |
| An ink jet image recording method including hitting an ink composition for ink jet recording on a recording material in a hitting volume of 0.1 to 100 pl at an ejection frequency of 1 KHz or more and/or at an average hitting speed of 2 m/sec or more, the ink composition including an |
| 6864998 |
Image reading apparatus, image recording medium and image forming apparatus |
March 8, 2005 |
| In order to provide an image reading apparatus, which can read images on a monochromatically developed color photographic film, it is provided a reading conditions changing portion, which changes reading conditions of sensors on the basis of information applied to the color photosensitiv |
| 6740869 |
Light beam scanning device for micro-area light source |
May 25, 2004 |
| Microarea light-emitting diodes, which have no variation in light output power the like due to mode-hopping, are used and changes in properties such as light output and the like due to generated heat are prevented. Pulses having a constant period and a substantially constant power are |
| 6714325 |
Image reading device |
March 30, 2004 |
| An image reading device in which an image can be read efficiently and at high speed and with high image quality with little heat being generated at a time of light emission, and the device can be made compact. After lights of respective colors are collected and focused, the light is diff |
| 6661544 |
Image reading apparatus |
December 9, 2003 |
| Since amounts of illuminated light of each color are well-balanced by using a light source generating a small amount of heat and emitting light of a high color temperature during light emission, images can be read at high speed and with high accuracy. LED chips are applied for a light so |
| 6215564 |
Recording material and image recording method |
April 10, 2001 |
| An image recording method in which an image is exposed onto a negative or positive recording material, and a pattern having a predetermined color and a predetermined density is exposed onto a region of the recording material outside of a region on which the image is exposed. The recordin |
| 6183933 |
Image forming method and system |
February 6, 2001 |
| A photosensitive material which when imagewise exposed to record a latent image thereon is formed with an image by heating with a prescribed processing material superimposed thereon is used as a photographic film or the like, the photosensitive material is exposed to record an image |
| 6155726 |
Image forming method and system |
December 5, 2000 |
| A photosensitive material which when imagewise exposed to record a latent image thereon is formed with an image by heating with a prescribed processing material superimposed thereon is used as a photographic film or the like, the photosensitive material is exposed to record an image |
| 6061371 |
System for monitoring amount of light emitted from surface emitting laser |
May 9, 2000 |
| A system for monitoring the amount of light emitted from a surface emitting laser includes a beam splitter which is fixed to the surface emitting laser and splits a part of a laser beam emitted from the laser as a monitor light, and a photodetector which detects the monitor light. |
| 6043907 |
Method for reading images and apparatus therefor |
March 28, 2000 |
| The density of cyan color of an image at the peak wavelength .lambda..sub.C1 in the spectral absorption distribution of a developed cyan color dye is detected in the density range of 0-2 as a detection range, and the density of the developed cyan color dye at the wavelength .lambda.. |
| 5929979 |
Scanning exposure device |
July 27, 1999 |
| Scanning exposure for three pigments by three optical beams is carried out during a single main scanning. An angle of incidence and an angle between respective light beams are determined so as to prevent overlapping of scanning exposure. As a result, a single modulator can be used in |
| 5917577 |
Image exposing device |
June 29, 1999 |
| An image exposing device which, on the basis of image data, modulates light beams outputted from three light sources having respectively different wavelengths, and which scans/exposes the light beams onto a photosensitive material. The three light sources includes a first light source ha |
| 5905851 |
Light beam scanning recording device |
May 18, 1999 |
| In a light beam scanning recording device, a color image is recorded on a recording material by scanning the recording material in a main scanning direction and a sub-scanning direction with light beams of three different wavelengths modulated according to an image signal. A light source |
| 5754214 |
Image exposing apparatus using optical sensor to detect start synchronization of scanning line |
May 19, 1998 |
| In the improved image exposing apparatus, light beams of different wavelengths in narrow bands that issue from a plurality of light sources are admitted into a light deflector at different angles and substantially the same main scanning line defined on a light-sensitive material is s |
| 5751748 |
System for monitoring amount of light emitted from surface emitting laser |
May 12, 1998 |
| A system for monitoring the amount of light emitted from a surface emitting laser includes a beam splitter which is fixed to the surface emitting laser and splits a part of a laser beam emitted from the laser as a monitor light, and a photodetector which detects the monitor light. |
| 5745811 |
Image recording device, developing device and image recording system |
April 28, 1998 |
| An image recording system includes an image recording device and a developing device. When a latent image is formed by exposure in a frame on a silver halide photosensitive material, the image recording device records optically recognizable information relating to exposure at a posit |
| 5185236 |
Full color recording materials and a method of forming colored images |
February 9, 1993 |
| A full color recording material which has, on a support, at least three silver halide photosensitive emulsion layers which have different color sensitivities and which contain a yellow coupler, magenta coupler and cyan coupler, respectively, and in which at least two of these layers are |
| 5151714 |
Color image recording apparatus |
September 29, 1992 |
| The essential feature of the color image recording apparatus of the present invention is that it uses a laser light source capable of simultaneous emission of laser beams associated with exposure to R, G and B light. The apparatus also uses a light deflector and a device for selectively |
| 5144631 |
Semiconductor laser drive device |
September 1, 1992 |
| A semiconductor laser drive device includes a pulse-width modulation circuit for producing a pulse-width-modulated signal having a first number of gradations in response to a first image signal, and a pulse-amplitude modulation circuit for producing a pulse-amplitude-modulated signal hav |
| 5115304 |
Copying device with developing and transfer device |
May 19, 1992 |
| A copying machine for forming images using either ordinary color photosensitive materials or thermodeveloping photosensitive materials. The copying machine reproduces color images of high quality using a simple and small-scale device without the need for several exposure stages or co |
| 5087928 |
Image recording apparatus |
February 11, 1992 |
| The image recording apparatus of the present invention receives data, such as the recording time interval for recording a predetermined unit of image information, and the speed of transmission of the image information coming from an image information source, and, based on the image infor |
| 5014075 |
Multibeam recorder using mirror reflected parallel scan lines |
May 7, 1991 |
| An image recording apparatus for recording an image by controlling the scanning and irradiation of a photosensitive material with a number of optical beams having different wavelengths. The image recording apparatus includes light emitting devices disposed close to one another in a commo |
| 4984015 |
Exposure method and apparatus |
January 8, 1991 |
| A photosensitive material is exposed to light from a light source in an exposure corresponding to the image density of each picture element by selecting a plurality of light output modulation steps from the light output of the light source, selecting a plurality of exposure time modu |
| 4978976 |
Image recorder with plural beam scan synchronization |
December 18, 1990 |
| In an image recording apparatus in which a photosensitive material is scanned simultaneously with a plurality of light beams different in wavelength to record an image, a line synchronization sensor detects the scanning synchronization of one of the light beams which is selected as a |
| 4958233 |
Digital and analog image recording apparatus |
September 18, 1990 |
| A multi-mode image recording apparatus which can record on a common photo-sensitive sheet either an analog color image produced by reflecting white light off an original or a digital color image produced by modulating one or more infrared lasers according to an electrical signal. The |
| 4951065 |
Period varying beam recorder |
August 21, 1990 |
| In a period varying beam recorder comprising a light source for emitting a light beam carrying picture information and an optical deflector for deflecting the light beam in a plane, wherein the light beam is directed to a photosensitive material or member to conduct primary scanning, and |
| 4924261 |
Image forming method |
May 8, 1990 |
| An image forming method which enables switching between a frame sequential system and a dot sequential system, thereby providing a color recording system of reduced cost and which is capable of an increased speed of recording operation. Three separate light-emitting elements are provided |
| 4885608 |
Picture recording apparatus |
December 5, 1989 |
| A picture recording apparatus in which two kinds of picture forming materials are accurately superimposed on one another, such as with a predetermined displacement therebetween. The apparatus includes a pair of forward end detector switches disposed along the conveying paths or the r |
| 4810603 |
Tonality correction method |
March 7, 1989 |
| The tonality of a produced color image transferred to an image receiving material is measured. The differences between equivalent neutral shades of a reference color image and equivalent neutral shades of the reproduced color image are compared to calculate tonal correction values for |
