Inventor · disambiguated record
Hideaki Takao
Also filed as: TAKAO HIDEAKI
47 granted patents·1,206 citations·filing 1985–1999
99Inventor score
Files withCANON KK47
Top patents by PatentIndex Score
47 records- 0194US5212575AFunctional substrate for controlling pixelsCANON KK·Filed 1989·Granted May 18, 1993·67 cites·17 claims
- 0292US4917471ALiquid crystal deviceCANON KK·Filed 1987·Granted Apr 17, 1990·65 cites·9 claims
- 0390US4786148AColor filter having different primary color pigment densities, inter aliaCANON KK·Filed 1987·Granted Nov 22, 1988·76 cites·41 claims
- 0487US5381256AFerroelectric liquid crystal device with fine particles on insulator, having diameter less than substrate gapCANON KK·Filed 1992·Granted Jan 10, 1995·61 cites·36 claims
- 0587US5101289AChiral smectic color display device with interval between color filters: color filter film thickness ratio of 0-5CANON KK·Filed 1989·Granted Mar 31, 1992·40 cites·10 claims
- 0687US5078475AFlc device with color filter and insulating protection layer with pencil hardness of at least hbCANON KK·Filed 1989·Granted Jan 7, 1992·65 cites·23 claims
- 0787US4712874AFerroelectric liquid crystal device having color filters on row or column electrodesCANON KK·Filed 1986·Granted Dec 15, 1987·62 cites·26 claims
- 0886US4818075AColor liquid crystal deviceCANON KK·Filed 1987·Granted Apr 4, 1989·59 cites·34 claims
- 0986US4802743ALiquid crystal device having color filters wherein the color filters formed from a polyamino resin containing coloring materialsCANON KK·Filed 1987·Granted Feb 7, 1989·57 cites·38 claims
- 1080US6177214B1Color filter manufacturing method, color filter, display apparatus, and apparatus having the display apparatusCANON KK·Filed 1998·Granted Jan 23, 2001·57 cites·14 claims
- 1178US6143450AColor filter substrate manufacturing method, color filter substrate manufactured by this manufacturing method, and liquid crystal element using this color filter substrateCANON KK·Filed 1998·Granted Nov 7, 2000·56 cites·8 claims
- 1277US5721089APhotosensitive material, color filter and liquid crystal device having the color filterCANON KK·Filed 1994·Granted Feb 24, 1998·8 cites·9 claims
- 1375US5568293ALiquid crystal display having trapezoidal color filters formed from a low-temperature curing polyamino resin having a photosensitive groupCANON KK·Filed 1995·Granted Oct 22, 1996·32 cites·10 claims
- 1474US6154265ALiquid crystal device and production process thereofCANON KK·Filed 1997·Granted Nov 28, 2000·48 cites·38 claims
- 1573US6139927ALiquid crystal deviceCANON KK·Filed 1998·Granted Oct 31, 2000·32 cites·16 claims
- 1673US4793692AColor filterCANON KK·Filed 1985·Granted Dec 27, 1988·26 cites·25 claims
- 1770US5721077AProcess for producing a color filterCANON KK·Filed 1995·Granted Feb 24, 1998·5 cites·10 claims
- 1870US5398126AFerroelectric color liquid crystal device lacking alignment defectsCANON KK·Filed 1994·Granted Mar 14, 1995·21 cites·9 claims
- 1969US4777117AProcess for producing color filter using alignment marksCANON KK·Filed 1986·Granted Oct 11, 1988·19 cites·7 claims
- 2068US5734456AFerroelectric liquid crystal device and display having maximum peak of surface roughness of color filter of 0.1 micron or lessCANON KK·Filed 1994·Granted Mar 31, 1998·28 cites·16 claims
- 2167US5548424ALiquid crystal device having two resins films formed from solutions of different viscositiesCANON KK·Filed 1994·Granted Aug 20, 1996·18 cites·26 claims
- 2265US5650867AFunctional substrate for controlling pixelsCANON KK·Filed 1993·Granted Jul 22, 1997·25 cites·6 claims
- 2363US5877836ALiquid crystal device and process for production thereofCANON KK·Filed 1998·Granted Mar 2, 1999·26 cites·5 claims
- 2462US6127072AProduction of color filter by forming light-screening layer and irradiating resin layer to achieve ink-accepting propertyCANON KK·Filed 1998·Granted Oct 3, 2000·25 cites·9 claims
- 2560US5835248AMethod of making ferroelectric liquid crystal device using particles to create an unevenness on alignment layer or underlying insulating layerCANON KK·Filed 1994·Granted Nov 10, 1998·17 cites·7 claims
- 2656US5419931ALiquid crystal deviceCANON KK·Filed 1993·Granted May 30, 1995·9 cites·12 claims
- 2754US5330803ALiquid crystal deviceCANON KK·Filed 1992·Granted Jul 19, 1994·17 cites·39 claims
- 2853US5500751AFerroelectric liquid crystal color filter surrounded by a heat fusible resinCANON KK·Filed 1995·Granted Mar 19, 1996·12 cites·15 claims
- 2953US5464668ALiquid crystal deviceCANON KK·Filed 1993·Granted Nov 7, 1995·14 cites·9 claims
- 3052US5419932ALiquid crystal device and display apparatusCANON KK·Filed 1994·Granted May 30, 1995·10 cites·10 claims
- 3151US5320883ALiquid crystal deviceCANON KK·Filed 1992·Granted Jun 14, 1994·13 cites·17 claims
- 3250US5400159ALiquid crystal device having alignment film with particular surface energy difference before and after rubbingCANON KK·Filed 1994·Granted Mar 21, 1995·14 cites·15 claims
- 3349US5594571AFerroelectric liquid crystal device and process for production thereofCANON KK·Filed 1995·Granted Jan 14, 1997·15 cites·17 claims
- 3449US5510159ALiquid crystal deviceCANON KK·Filed 1994·Granted Apr 23, 1996·7 cites·15 claims
- 3548US5815230ALiquid crystal device and process for production thereofCANON KK·Filed 1995·Granted Sep 29, 1998·14 cites·32 claims
- 3648US5714209ALiquid crystal deviceCANON KK·Filed 1995·Granted Feb 3, 1998·11 cites·7 claims
- 3748US5326600ALiquid crystal deviceCANON KK·Filed 1992·Granted Jul 5, 1994·13 cites·9 claims
- 3844US5552193ALiquid crystal deviceCANON KK·Filed 1995·Granted Sep 3, 1996·5 cites·3 claims
- 3943US5587211ALiquid crystal device and liquid crystal apparatus including sameCANON KK·Filed 1995·Granted Dec 24, 1996·11 cites·10 claims
- 4042US5633740AChiral smectic liquid crystal device having at least one orientation film divided into regions with different uniaxial aligning treatmentCANON KK·Filed 1994·Granted May 27, 1997·9 cites·5 claims
- 4142US5576864AChiral smectic liquid crystal device having fluorine-containing polymeric alignment film with predetermined refractive index anisotropy after rubbingCANON KK·Filed 1995·Granted Nov 19, 1996·10 cites·13 claims
- 4240US6309783B1Color filter and method of manufacturing the sameCANON KK·Filed 1999·Granted Oct 30, 2001·9 cites·20 claims
- 4339US5764327AFerroelectric liquid crystal device with uneven surface under alignment film and process for productionCANON KK·Filed 1996·Granted Jun 9, 1998·6 cites·11 claims
- 4439US5518782ALiquid crystal deviceCANON KK·Filed 1993·Granted May 21, 1996·4 cites·10 claims
- 4536US5626925ALiquid crystal deviceCANON KK·Filed 1995·Granted May 6, 1997·3 cites·7 claims
- 4635US6001276ALiquid crystal deviceCANON KK·Filed 1997·Granted Dec 14, 1999·5 cites·38 claims
- 4731US5571580ALiquid crystal deviceCANON KK·Filed 1995·Granted Nov 5, 1996·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →