| Patent Number |
Title Of Patent |
Date Issued |
| 7281306 |
Machine tool |
October 16, 2007 |
| A machine tool includes a tool spindle head for supporting a first side of a hob via an arbor, a turret, and a tool supporting unit including a movable section and a fixed section. The fixed section is fixedly mounted to the turret and slidably supporting the movable section. The movable |
| 7137939 |
Machine tool and boring bar magazine |
November 21, 2006 |
| A machine tool is provided with a base, a tool rest and a boring bar magazine. The tool rest is mounted on the base and retains a boring bar. The tool rest is moved in a first direction in parallel with an axis of the main spindle and in a second direction perpendicular to the first |
| 7075560 |
Display apparatus that can control power while retaining grayscale continuity, and method for dr |
July 11, 2006 |
| A method for driving a display apparatus has a predetermined plural number of light emission blocks in each field, and displays grayscale by combining the light emission blocks. A grayscale level addition/subtraction operation is performed, by computation, on a discontinuous grayscal |
| 6965359 |
Method of driving plasma display panel by applying discharge sustaining pulses |
November 15, 2005 |
| Method for driving a plasma display panel. At least one first discharge sustaining pulse is applied to a first pair of display electrodes, and at least one second discharge sustaining pulse applied to an adjacent pair of display electrodes. The first and second discharge sustaining pulse |
| 6940559 |
Color reproduction correction circuit for color representation and a color display |
September 6, 2005 |
| The color reproduction correction circuit which corrects the color distortion caused when color signals using the first combination of the three primary colors are reproduced in a color display of the second combination of the different primary color sources has been disclosed, where |
| 6926999 |
Positive electrode active material for alkaline cell |
August 9, 2005 |
| A cathode active material for alkaline electrochemical cells comprising an Ag--Bi-M-containing oxidation product produced by oxidizing with an oxidizing agent an Ag--Bi-M-containing neutralized precipitate obtained by reacting inorganic acid salts of silver, bismuth and, optionally, M (M |
| 6903710 |
Method of driving display device capable of achieving display of images in higher precision with |
June 7, 2005 |
| A method of driving a display device assumes a specific pixel on a retina that is formed on the retina based on an input image, and controls light emission of each subframe such that luminance of a specific pixel on the retina becomes substantially equal to luminance of a pixel correspon |
| 6891519 |
Display apparatus capable of maintaining high image quality without dependence on display load, |
May 10, 2005 |
| A driving method for a display apparatus produces light emission by applying a sustain discharge pulse repeatedly. A pulse width of the sustain discharge pulse is varied within one subfield and is controlled in accordance with the amount of voltage drop of a sustain discharge voltage. |
| 6753930 |
Color reproduction correction circuit for color representation and a color display |
June 22, 2004 |
| The color reproduction correction circuit which corrects the color distortion caused when color signals using the first combination of the three primary colors are reproduced in a color display of the second combination of the different primary color sources has been disclosed, where |
| 6686698 |
Plasma display apparatus |
February 3, 2004 |
| A PDP apparatus in which degradation in image quality such as display missing points does not occur, even if the peak luminance is increased, has been disclosed. In the PDP apparatus, the display load ratio of each subfield is detected and a sustain pulse cycle is changed according to th |
| 6650307 |
Method of driving display panel and panel display apparatus |
November 18, 2003 |
| A method of driving a display panel, and a panel display apparatus, in which displays do not lack realism even when power control is performed, have been disclosed. In the display panel driving method, the display frame for a screen is comprised of plural subframes, each being assigned a |
| 6640677 |
Machine tool |
November 4, 2003 |
| A machine tool which can avoid interference between a tool post body and a second headstock without increasing the size of a fixed bed or decreasing the structural support rigidity is disclosed. Specifically, a combined-machining lathe comprises a first headstock fixed on a fixed bed; |
| 6626058 |
C-axis driving system for machine tools |
September 30, 2003 |
| A C-axis driving system for machine tools is disclosed that comprises a worm wheel mounted on a spindle that is rotatably supported by a headstock. The C-axis driving system also includes a worm shaft with a worm formed therein directed perpendicular to an axis of the spindle and pla |
| 6563486 |
Display driving method and apparatus |
May 13, 2003 |
| A display driving method drives a display to make a gradation display on a screen of the display depending on a length of a light emission time in each of subfields forming 1 field, where 1 field is a time in which an image is displayed, N sub fields SF1 throuh SFN form 1 field, and each |
| 6531995 |
Plasma display panel, method of driving same and plasma display apparatus |
March 11, 2003 |
| An electrode drive circuit performs interlaced scanning, ensuring that the phases of the sustaining pulse in odd-numbered lines and even-numbered lines among L1 to L8 between surface discharge electrodes are the reverse of each other. With this, when either odd-numbered lines or even-num |
| 6529204 |
Method of and apparatus for displaying halftone images |
March 4, 2003 |
| A method of displaying a dynamic halftone image on a display panel made of pixels divides each frame of the image into subframes and turns on and off the subframes. The method includes the steps of finding a line of pixels that simultaneously display a specific intensity level in a frame |
| 6496194 |
Halftone display method and display apparatus for reducing halftone disturbances occurring in mo |
December 17, 2002 |
| A halftone display method utilizes an activation sequence, having a plurality of luminance blocks predefined in each frame or field to display an image and having redundancy, that enables one gray-scale level to be expressed by any one of a plurality of combinations of subframes (lum |
| 6496164 |
Plasma display device and method of driving plasma display panel, having first and second repres |
December 17, 2002 |
| A plasma display device has a first representing unit, a second representing unit, a judging unit, and a selector. The first representing unit lights only one of even display lines and odd display lines which represent one frame, and the second representing unit lights only the other |
| 6417835 |
Display driving method and apparatus |
July 9, 2002 |
| A display driving method drives a display to make a gradation display on a screen of the display depending on a length of a light emission time in each of sub fields forming 1 field, where 1 field is a time in which an image is displayed, N sub fields SF1 through SFN form 1 field, and ea |
| 6373452 |
Plasma display panel, method of driving same and plasma display apparatus |
April 16, 2002 |
| An electrode drive circuit performs interlaced scanning, ensuring that the phases of the sustaining pulse in odd-numbered lines and even-numbered lines among L1 to L8 between surface discharge electrodes are the reverse of each other. With this, when either odd-numbered lines or even-num |
| 6288714 |
Plasma display with improved reactivation characteristic, driving method for plasma display, wav |
September 11, 2001 |
| A PDP not posing the problem that previous display data appears at the time of activation, and a wave generating circuit capable of generating a complex wave without the necessity of expanding a quantity of ROM data and of increasing a reading speed have been disclosed. A plasma display |
| 6259511 |
Scanning type exposure apparatus |
July 10, 2001 |
| A scanning type exposure apparatus includes a mask stage which can move a mask along a predetermined scanning direction; a substrate stage which can move a substrate, onto which a pattern on the mask is to be transferred, along the scanning direction; a fine movement stage which is arran |
| 6249265 |
Intraframe time-division multiplexing type display device and a method of displaying gray-scales |
June 19, 2001 |
| An intraframe time-division multiplexing type display device prevents prominent image defects, such as flicker, and affords a high-quality image display. A single frame of an image is displayed while changing a gray-scale level thereof by means of a number of sub-frames, each sub-fra |
| 6222512 |
Intraframe time-division multiplexing type display device and a method of displaying gray-scales |
April 24, 2001 |
| An intraframe time-division multiplexing type display device prevents prominent image defects, such as flicker, and affords a high-quality image display. A single frame of an image is displayed while changing a gray-scale level thereof by means of a number of sub-frames, each sub-fra |
| 6191844 |
Scanning exposure apparatus in which light exposure is a function of the speed of the mask or su |
February 20, 2001 |
| When the scanning of a mask stage and a substrate stage is started, an interferometer measures the position of the substrate stage, while an interferometer unit differentiates the output of the interferometer to give a speed signal on the substrate stage, and delivers this speed sign |
| 6169527 |
Interlace plasma display apparatus partly shading display lines |
January 2, 2001 |
| A plasma display panel displaying interlaced images is provided with shades blocking a part of the light emitted by respective outermost display lines, suppressing flicker caused by the part of the light emitted thereby and improving display quality. |
| 6166812 |
Stage apparatus |
December 26, 2000 |
| A stage apparatus of the present invention includes a plurality of interferometers 14H, 14J, 14R for measuring the displacements of a fine adjustment stage 11 at respective measuring sites, a plurality of actuators 29h, 29j, 29r for independently moving the stage 11, and a mathematic |
| 6144364 |
Display driving method and apparatus |
November 7, 2000 |
| A display driving method drives a display to make a gradation display on a screen of the display depending on a length of a light emission time in each of sub fields forming 1 field, where 1 field is a time in which an image is displayed, N sub fields SF1 through SFN form 1 field, and ea |
| 6104362 |
Panel display in which the number of sustaining discharge pulses is adjusted according to the qu |
August 15, 2000 |
| A panel display has a display panel including a plurality of cells to be selectively discharged to an address driver for setting the plurality of cells to states represented by display data. The panel display also has a display glowing driver for enabling the plurality of cells to glow |
| 6100859 |
Panel display adjusting number of sustaining discharge pulses according to the quantity of displ |
August 8, 2000 |
| A display panel has a plurality of cells to be selectively discharged to glow, an addressing unit for setting the plurality of cells to states represented by display data, and a display glowing unit for enabling the plurality of cells to glow according to set states. A display data q |
| 6069609 |
Image processor using both dither and error diffusion to produce halftone images with less flick |
May 30, 2000 |
| An image processing device has an error distribution unit, and a multiplier. The error distribution unit carries out an error distribution operation to artificially increase the number of shades to be displayed on a display. The multiplier multiplies an input signal by a multiplication |
| 6052105 |
Wave generation circuit for reading ROM data and generating wave signals and flat matrix display |
April 18, 2000 |
| A wave generation circuit is disclosed, in which a complex waveform can be generated without increasing the ROM data amount or increasing the reading rate. Waveform data relating to a waveform and the generation thereof are stored in a ROM for each cycle. An address signal for reading th |
| 6023258 |
Flat display |
February 8, 2000 |
| The present invention provides a flat display including a high-speed arithmetic logic facility so that, even when a data signal for a first line follows immediately after a frame start signal, the display displays an image with stable display quality quickly. For controlling driving |
| 6002381 |
Plasma display with improved reactivation characteristic, driving method for plasma display, wav |
December 14, 1999 |
| A PDP not posing the problem that previous display data appears at the time of activation, and a wave generating circuit capable of generating a complex wave without the necessity of expanding a quantity of ROM data and of increasing a reading speed have been disclosed. A plasma display |
| 5995203 |
Scanning exposure apparatus in which light exposure is a function of the speed of the mask or su |
November 30, 1999 |
| When the scanning of a mask stage and a substrate stage is started, an interferometer measures the position of the substrate stage, while an interferometer unit differentiates the output of the interferometer to give a speed signal on the substrate stage, and delivers this speed sign |
| 5973655 |
Flat display |
October 26, 1999 |
| A flat display comprising an address current detecting means 3 for detecting a value of address current consumed for each frame to be displayed on the flat display, a comparator 4 for comparing the address current value detected by the address current detecting means 3 with a given r |
| 5943032 |
Method and apparatus for controlling the gray scale of plasma display device |
August 24, 1999 |
| A method of controlling the gray scale of a plasma display device has a forming step of forming a frame for an image by a plurality of subframes each having a different brightness, a setting step of setting the number of sustain emissions of each subframe in an anti-geometrical progressi |
| 5907316 |
Method of and apparatus for displaying halftone images |
May 25, 1999 |
| A method displays a halftone image on a display unit by using a frame division technique that divides each frame of the halftone image into subframes each having a specific sustain discharge period to provide a specific intensity level. The method differs the position of the halftone |
| 5818419 |
Display device and method for driving the same |
October 6, 1998 |
| A display device, for displaying a multiple-level gray scale picture through a frame having a plurality of sub-frames which are time-divided in accordance with weight value of gray scale for each sub-frame, comprises sub-frame selection circuit, being supplied with an vertical synchr |
| 5745085 |
Display panel and driving method for display panel |
April 28, 1998 |
| A flat panel display operates at a low level of power consumption without limiting a display rate and produces an image display of stable brightness, suppressing any change in brightness resultant from a change in the display rate or in a level of a display voltage, Vs. A turn on fre |
| 5699145 |
Scanning type exposure apparatus |
December 16, 1997 |
| A scanning type exposure apparatus includes a mask stage which can move a mask along a predetermined scanning direction; a substrate stage which can move a substrate, onto which a pattern on the mask is to be transferred, along the scanning direction; a fine movement stage which is arran |
| 5663783 |
Stage-drive controlling device, projection exposure apparatus including the same, and method of |
September 2, 1997 |
| In a stage-drive controlling device used in a scanning projection exposure apparatus, a targeted speed Iwy is imparted to a speed control system for controlling the speed of a substrate stage, and a targeted speed Irc is concurrently imparted to a speed control system for controlling the |
| 5583527 |
Flat display |
December 10, 1996 |
| In a flat display, an address current detecting unit detects a value of address current consumed during each display frame, a comparator compares the address current value detected by the address current detecting unit with a given reference value, and an address-frequency control unit |
| 5269855 |
Permanent magnet alloy having improved resistance |
December 14, 1993 |
| A permanent magnet made of an R--Fe--B--C or R--Fe--Co--B--C based alloy, where R is at least one rare-earth element, comprising individual magnetic crystal grains that are covered with an oxidation-resistant protective film. The protective film surrounding the individual magnetic crysta |
| 5183630 |
Process for production of permanent magnet alloy having improved resistence to oxidation |
February 2, 1993 |
| A process for producing a permanent magnet alloy based on a R--Fe--B--C system wherein R is at least one of the rare earth elements including Y, comprising the steps of preparing a molten crude alloy, producing a powder directly therefrom or after casting it into an alloy ingot and then |
| 5147473 |
Permanent magnet alloy having improved resistance to oxidation and process for production thereo |
September 15, 1992 |
| A permanent magnet made of an R-Fe-B-C or R-Fe-Co-B-C based alloy (where R is at least one rare-earth element) consisting of its individual magnetic crystal grains that are covered with an oxidation-resistant protective film is promising as a practicable next-generation magnet because of |
| 4812540 |
Preparation of polymers of monoallylamine and diallylamine derivatives with azo catalyst |
March 14, 1989 |
| A monoallylamine-diallylamine derivative copolymer with a high degree of polymerization can be obtained in a high yield by using a radical initiator containing an azo group and a group having cationic nitrogen atom in the molecule. |
| 4789494 |
Hydrothermal process for producing magnetoplumbitic ferrite |
December 6, 1988 |
| There is disclosed in hydrothermal process for producing a magnetoplumbitic ferrite powder of the formula:wherein M is one or more metals selected from the group consisting of Ba, Sr, Ca and Pb; n is a number of 3 to 6; M' is at least one component selected from the group consisting of S |
| 4680360 |
Process for producing poly(allylamine) derivatives |
July 14, 1987 |
| Poly(allylamine salts) of high polymerization degree is obtained in high yield by the polymerization of monoallylamine salt with a specified radical-polymerization initiator having in the molecule an azo group. Various poly(allylamine) derivatives are obtained by reacting said poly(a |
| 4678474 |
Method for improving color fastness of reactive dyes on cellulose with allylamine copolymer |
July 7, 1987 |
| The present invention relates to a method for improving the color fastness of a dyed product which comprises treating a dyed product which has been dyed with a reactive dye with a copolymer of an N-substituted secondary allylamine derivative represented by the following general formula:w |
