Inventor · disambiguated record
Kazunori Katakura
Also filed as: KATAKURA KAZUNORI
59 granted patents·1 pending application·1,558 citations·filing 1990–2005
99Inventor score
Files withCANON KK59
Top patents by PatentIndex Score
60 records- 0195US7573472B2Drive circuit, display device, and driving methodCANON KK·Filed 2005·Granted Aug 11, 2009·16 cites·26 claims
- 0291US5717421ALiquid crystal display apparatusCANON KK·Filed 1996·Granted Feb 10, 1998·97 cites·26 claims
- 0388US6995516B2Drive circuit, display device, and driving methodCANON KK·Filed 2002·Granted Feb 7, 2006·33 cites·19 claims
- 0488US5583534AMethod and apparatus for driving liquid crystal display having memory effectCANON KK·Filed 1994·Granted Dec 10, 1996·78 cites·26 claims
- 0587US6714212B1Display apparatusCANON KK·Filed 1997·Granted Mar 30, 2004·86 cites·28 claims
- 0684US5963190ADriving method for display device and display apparatusCANON KK·Filed 1997·Granted Oct 5, 1999·74 cites·24 claims
- 0783US5754154ALiquid crystal display apparatusCANON KK·Filed 1995·Granted May 19, 1998·59 cites·5 claims
- 0881US5808594ADriving method for display device and display apparatusCANON KK·Filed 1995·Granted Sep 15, 1998·58 cites·26 claims
- 0980US5469281ADriving method for liquid crystal device which is not affected by a threshold characteristic changeCANON KK·Filed 1993·Granted Nov 21, 1995·51 cites·11 claims
- 1080US5317437ADisplay apparatus with pixels having subpixel regionsCANON KK·Filed 1992·Granted May 31, 1994·44 cites·14 claims
- 1178US5654732ADisplay apparatusCANON KK·Filed 1995·Granted Aug 5, 1997·53 cites·3 claims
- 1278US5521727AMethod and apparatus for driving liquid crystal device whereby a single period of data signal is divided into plural pulses of varying pulse width and polarityCANON KK·Filed 1993·Granted May 28, 1996·46 cites·12 claims
- 1375US5321419ADisplay apparatus having both refresh-scan and partial-scanCANON KK·Filed 1992·Granted Jun 14, 1994·42 cites·9 claims
- 1473US5592190ALiquid crystal display apparatus and drive methodCANON KK·Filed 1994·Granted Jan 7, 1997·34 cites·5 claims
- 1572US7097530B2Electron source substrate and display apparatus using itCANON KK·Filed 2002·Granted Aug 29, 2006·9 cites·7 claims
- 1671US5689320ALiquid crystal display apparatus having a film layer including polyanilineCANON KK·Filed 1995·Granted Nov 18, 1997·32 cites·2 claims
- 1770US6335777B1LCD having particular align direction with respect to a light-interrupting layerCANON KK·Filed 2000·Granted Jan 1, 2002·9 cites·7 claims
- 1870US5592191ADisplay apparatusCANON KK·Filed 1993·Granted Jan 7, 1997·33 cites·12 claims
- 1969US6144435ALiquid crystal device, process for producing same and liquid crystal apparatusCANON KK·Filed 1996·Granted Nov 7, 2000·33 cites·34 claims
- 2069US6122031ALiquid crystal device and liquid crystal apparatus including sameCANON KK·Filed 1997·Granted Sep 19, 2000·38 cites·73 claims
- 2165US5844536ADisplay apparatusCANON KK·Filed 1995·Granted Dec 1, 1998·30 cites·13 claims
- 2265US5519411ALiquid crystal display apparatusCANON KK·Filed 1995·Granted May 21, 1996·26 cites·10 claims
- 2365US5267065ALiquid crystal apparatusCANON KK·Filed 1991·Granted Nov 30, 1993·29 cites·32 claims
- 2464US6057824ADisplay apparatus having fast rewrite operationCANON KK·Filed 1997·Granted May 2, 2000·28 cites·7 claims
- 2563US5471229ADriving method for liquid crystal deviceCANON KK·Filed 1994·Granted Nov 28, 1995·25 cites·9 claims
- 2662US5552911AColor liquid crystal display device having varying cell thickness and varying pixel areasCANON KK·Filed 1993·Granted Sep 3, 1996·24 cites·13 claims
- 2761US5532713ADriving method for liquid crystal deviceCANON KK·Filed 1994·Granted Jul 2, 1996·24 cites·5 claims
- 2859US5283564ALiquid crystal apparatus with temperature-dependent pulse manipulationCANON KK·Filed 1991·Granted Feb 1, 1994·22 cites·4 claims
- 2958US5627559AElectrooptical display apparatus and driverCANON KK·Filed 1995·Granted May 6, 1997·22 cites·16 claims
- 3057US5638195ALiquid crystal display device for improved halftone displayCANON KK·Filed 1994·Granted Jun 10, 1997·20 cites·23 claims
- 3156US6323850B1Driving method for liquid crystal deviceCANON KK·Filed 1999·Granted Nov 27, 2001·20 cites·9 claims
- 3256US5657037ADisplay apparatusCANON KK·Filed 1995·Granted Aug 12, 1997·20 cites·9 claims
- 3356US5646755AMethod and apparatus for ferroelectric liquid crystal display having gradational displayCANON KK·Filed 1996·Granted Jul 8, 1997·20 cites·6 claims
- 3456US5276542AFerroelectric liquid crystal apparatus having temperature compensation control circuitCANON KK·Filed 1992·Granted Jan 4, 1994·19 cites·6 claims
- 3555US5673062ALiquid crystal apparatusCANON KK·Filed 1995·Granted Sep 30, 1997·20 cites·12 claims
- 3654US6072555ADisplay apparatus capable of gradational displayCANON KK·Filed 1997·Granted Jun 6, 2000·20 cites·45 claims
- 3754US5815133ADisplay apparatusCANON KK·Filed 1996·Granted Sep 29, 1998·19 cites·24 claims
- 3853US5796381ADriving methods for liquid crystal devices and liquid crystal apparatusCANON KK·Filed 1995·Granted Aug 18, 1998·17 cites·19 claims
- 3953US5734367ALiquid crystal apparatusCANON KK·Filed 1997·Granted Mar 31, 1998·17 cites·10 claims
- 4052US6075511ADrive voltages switched depending upon temperature detection of chiral smectic liquid crystal displaysCANON KK·Filed 1996·Granted Jun 13, 2000·16 cites·19 claims
- 4152US5438442AMatrix electrode structure having defining independently controllable groups of subsidiary pixelsCANON KK·Filed 1994·Granted Aug 1, 1995·13 cites·3 claims
- 4250US5719651ALiquid crystal display device in which one subpixel has a dimension smaller than the minimum separation distance between domainsCANON KK·Filed 1997·Granted Feb 17, 1998·14 cites·2 claims
- 4350US5657038ALiquid crystal display apparatus having substantially the same average amount of transmitted light after white reset as after black resetCANON KK·Filed 1996·Granted Aug 12, 1997·15 cites·2 claims
- 4450US5420603ADisplay apparatusCANON KK·Filed 1992·Granted May 30, 1995·14 cites·9 claims
- 4547US5973657ALiquid crystal display apparatusCANON KK·Filed 1995·Granted Oct 26, 1999·12 cites·8 claims
- 4647US5886678ADriving method for liquid crystal deviceCANON KK·Filed 1995·Granted Mar 23, 1999·13 cites·4 claims
- 4747US5598229AMethod and apparatus for liquid crystal display to achieve smooth transitions between the jumping of scanning linesCANON KK·Filed 1995·Granted Jan 28, 1997·13 cites·10 claims
- 4846US6452581B1Driving method for liquid crystal device and liquid crystal apparatusCANON KK·Filed 1998·Granted Sep 17, 2002·11 cites·6 claims
- 4946US5815131ALiquid crystal apparatusCANON KK·Filed 1997·Granted Sep 29, 1998·10 cites·3 claims
- 5046US5815132ALiquid crystal display apparatusCANON KK·Filed 1996·Granted Sep 29, 1998·10 cites·8 claims
Showing the top 50 of 60 patent records by PatentIndex Score.
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