Inventor · disambiguated record
Haruyoshi Takatsu
Also filed as: SATO HISATO · TAKATSU HARUYOSHI
69 granted patents·4 pending applications·906 citations·filing 1976–2016
99Inventor score
Files withDAINIPPON INK & CHEMICALS61SCHADT MARTIN3HOFFMANN LA ROCHE2DAINIPPIN INK AND CHEMICALS IN1DAINIPPON INK & CHEMICAL INC1
Top patents by PatentIndex Score
73 records- 0193US8252202B2Nematic liquid crystal composition and bistable nematic liquid crystal displayNAKATA HIDETOSHI·Filed 2008·Granted Aug 28, 2012·61 cites·15 claims
- 0293US5863457APolymerizable liquid crystal composition and optically anisotropic film comprising the sameDAINIPPON INK & CHEMICALS·Filed 1996·Granted Jan 26, 1999·91 cites·42 claims
- 0391US5327271ALiquid crystal device employing polymer network on one substrate and alignment layer or polymer network on other substrateDAINIPPON INK & CHEMICALS·Filed 1991·Granted Jul 5, 1994·111 cites·27 claims
- 0489US4198312A3'-Chloro-4'-cyanophenyl 4-n-alkylbenzoatesDAINIPPON INK & CHEMICALS·Filed 1978·Granted Apr 15, 1980·20 cites·13 claims
- 0588US4705870ATolan-type nematic liquid crystalline compoundsDAINIPPON INK & CHEMICALS·Filed 1987·Granted Nov 10, 1987·16 cites·5 claims
- 0687US6468607B1Naphthalene derivative and liquid crystal composition comprising the sameDAINIPPON INK & CHEMICALS·Filed 1999·Granted Oct 22, 2002·30 cites·21 claims
- 0787US4946986ACyclohexene derivativesDAINIPPON INK & CHEMICALS·Filed 1989·Granted Aug 7, 1990·19 cites·5 claims
- 0887US4713468ATolan-type nematic liquid crystalline compoundsDAINIPPON INK & CHEMICALS·Filed 1987·Granted Dec 15, 1987·15 cites·5 claims
- 0985US4455443ANematic halogen CompoundDAINIPPON INK & CHEMICALS·Filed 1982·Granted Jun 19, 1984·18 cites·15 claims
- 1083US4961874AOptically active tolan derivativesDAINIPPON INK & CHEMICALS·Filed 1988·Granted Oct 9, 1990·15 cites·2 claims
- 1183US4910350AFluorine-substituted cyclohexylcyclohexene derivativeDAINIPPON INK & CHEMICALS·Filed 1988·Granted Mar 20, 1990·17 cites·21 claims
- 1283US4705905ATolan-type nematic liquid crystalline compoundsDAINIPPON INK & CHEMICALS·Filed 1987·Granted Nov 10, 1987·11 cites·3 claims
- 1383US4431853ADicyclohexylethane derivativesDAINIPPON INK & CHEMICALS·Filed 1982·Granted Feb 14, 1984·17 cites·6 claims
- 1482US4202791ANematic liquid crystalline materialsDAINIPPON INK & CHEMICALS·Filed 1979·Granted May 13, 1980·14 cites·25 claims
- 1581US5296952ADouble-layer liquid crystal device having a three dimensional network structureDAINIPPON INK & CHEMICALS·Filed 1993·Granted Mar 22, 1994·59 cites·20 claims
- 1680US4726910ATolan-type nematic liquid crystalline compoundsDAINIPPON INK & CHEMICALS·Filed 1987·Granted Feb 23, 1988·10 cites·6 claims
- 1780US4472592ANematic liquid crystalline compoundsDAINIPPON INK & CHEMICALS·Filed 1983·Granted Sep 18, 1984·14 cites·1 claims
- 1879US4558151ANematic liquid crystalline compoundsDAINIPPON INK & CHEMICALS·Filed 1983·Granted Dec 10, 1985·13 cites·2 claims
- 1978US7067179B1Fused ring compoundDAINIPPON INK & CHEMICALS·Filed 1999·Granted Jun 27, 2006·23 cites·15 claims
- 2078US5304323ALiquid crystal devices and process for producing the sameDAINIPPON INK & CHEMICALS·Filed 1992·Granted Apr 19, 1994·48 cites·10 claims
- 2177US10133109B2LCD deviceDAINIPPON INK & CHEMICALS·Filed 2015·Granted Nov 20, 2018·2 cites·15 claims
- 2277US9360708B2Cinnamic acid derivative, polymer thereof, and liquid crystal alignment layer comprising cured product thereofSCHADT MARTIN·Filed 2012·Granted Jun 7, 2016·2 cites·9 claims
- 2376US6562421B2Liquid crystal displayDAINIPPON INK & CHEMICALS·Filed 2001·Granted May 13, 2003·18 cites·12 claims
- 2474US4480117ANematic liquid crystalline compoundsDAINIPPIN INK AND CHEMICALS IN·Filed 1983·Granted Oct 30, 1984·12 cites·1 claims
- 2571US4393258A1-Cyclohexyl-2-cyclohexylphenylethane derivativesDAINIPPON MK & CHEMICALS INC·Filed 1982·Granted Jul 12, 1983·27 cites·8 claims
- 2670US9939555B2Cinnamic acid derivative, polymer thereof, and liquid crystal alignment layer comprising cured product thereofSCHADT MARTIN·Filed 2012·Granted Apr 10, 2018·1 cites·26 claims
- 2770US6287646B1Fluorine-substituted-4-alkenylbenzoic acid and derivatives thereof, and nematic liquid crystal composition containing cyanophenyl benzoate derivatives and liquid crystal display system using the sameDAINIPPON INK & CHEMICALS·Filed 1998·Granted Sep 11, 2001·9 cites·16 claims
- 2869US7145047B2Naphthalene derivative and liquid crystal composition comprising the sameDAINIPPON INK & CHEMICALS·Filed 2002·Granted Dec 5, 2006·4 cites·5 claims
- 2968US4820878ATolan-type nematic liquid crystalline compoundsDAINIPPON INK & CHEMICALS·Filed 1987·Granted Apr 11, 1989·5 cites·1 claims
- 3067US6620467B2Liquid crystal displayDAINIPPON INK & CHEMICALS·Filed 2001·Granted Sep 16, 2003·12 cites·10 claims
- 3166US4754051AOptically active tolan derivativeDAINIPPON INK & CHEMICALS·Filed 1986·Granted Jun 28, 1988·18 cites·5 claims
- 3265US6010642AAzine derivative, process for the preparation thereof, nematic liquid crystal composition and liquid crystal display system comprising sameDAINIPPON INK & CHEMICALS·Filed 1997·Granted Jan 4, 2000·24 cites·20 claims
- 3363US9340634B2Polymer for use in liquid crystal alignment layerNOSE SAYAKA·Filed 2011·Granted May 17, 2016·1 cites·24 claims
- 3463US4814523ANematic liquid crystal compound of four ring systemsDAINIPPON INK & CHEMICALS·Filed 1988·Granted Mar 21, 1989·15 cites·3 claims
- 3560US6693223B1Fluorine-substituted-4-alkenylbenzoic acid and derivatives thereof, and nematic liquid crystal composition containing cyanophenyl benzoate derivatives and liquid crystal display system using the sameDAINIPPON INK & CHEMICALS·Filed 2003·Granted Feb 17, 2004·5 cites·3 claims
- 3659US10095066B2Cinnamic acid derivative, polymer thereof, and liquid crystal alignment layer comprising cured product thereofDAINIPPON INK & CHEMICALS·Filed 2016·Granted Oct 9, 2018·0 cites·10 claims
- 3759US4455261A4-N-Alkylbenzoyloxy-3'-fluoro-4'-cyanobenzenesDAINIPPON INK & CHEMICALS·Filed 1982·Granted Jun 19, 1984·16 cites·7 claims
- 3857US7198827B1Nematic liquid crystal composition and liquid crystal display device using the sameDAINIPPON INK & CHEMICALS·Filed 1999·Granted Apr 3, 2007·16 cites·19 claims
- 3956US4654421A4-substituted phenyl crotyl ether derivativeDAINIPPON INK & CHEMICALS·Filed 1986·Granted Mar 31, 1987·12 cites·1 claims
- 4055US5166448AIntermediate for preparing fluorine-substituted compound containing ether bondDAINIPPON INK & CHEMICALS·Filed 1991·Granted Nov 24, 1992·4 cites·3 claims
- 4154US6607791B1Liquid crystal compositionDAINIPPON INK & CHEMICALS·Filed 2000·Granted Aug 19, 2003·1 cites·18 claims
- 4254US4764636AOptically active benzoic ester derivativesDAINIPPON INK & CHEMICALS·Filed 1986·Granted Aug 16, 1988·11 cites·5 claims
- 4354US4698177ACyclohexylcyclohexene derivativesDAINIPPON INK & CHEMICALS·Filed 1986·Granted Oct 6, 1987·4 cites·8 claims
- 4452US5208386AFluorine-substituted compound containing ether bondDAINIPPON INK & CHEMICALS·Filed 1991·Granted May 4, 1993·4 cites·5 claims
- 4548US8361343B2Nematic liquid crystal composition and bistable nematic liqud crystal displayDAINIPPON INK & CHEMICALS·Filed 2008·Granted Jan 29, 2013·0 cites·10 claims
- 4645US7718232B2Nematic liquid crystal composition and liquid crystal display element that used the compositionDAINIPPON INK & CHEMICAL INC·Filed 2003·Granted May 18, 2010·2 cites·21 claims
- 4745US6746728B1Compound having tetrahydronaphthalene skeleton and liquid crystal composition containing sameDAINIPPON INK & CHEMICALS·Filed 1999·Granted Jun 8, 2004·3 cites·27 claims
- 4845US5178794AAlkylene glycol derivative and liquid crystal mixture containing the sameDAINIPPON INK & CHEMICALS·Filed 1990·Granted Jan 12, 1993·7 cites·9 claims
- 4945US5068462AFluorine-substituted compound containing ether bond and intermediate thereofDAINIPPON INK & CHEMICALS·Filed 1990·Granted Nov 26, 1991·2 cites·5 claims
- 5045US4814516ANovel optically active tolan derivativesDAINIPPON INK & CHEMICALS·Filed 1987·Granted Mar 21, 1989·6 cites·5 claims
Showing the top 50 of 73 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →