Inventor · disambiguated record
Tomoyuki Yui
Also filed as: YUI TOMOYUKI
48 granted patents·1 pending application·426 citations·filing 1975–2001
98Inventor score
Top patents by PatentIndex Score
49 records- 0176US5078477AFerroelectric liquid crystal cellMITSUBISHI GAS CHEMICAL CO·Filed 1989·Granted Jan 7, 1992·41 cites·1 claims
- 0276US4409197AProcess for producing sodium percarbonateMITSUBISHI GAS CHEMICAL CO·Filed 1981·Granted Oct 11, 1983·24 cites·4 claims
- 0372US4416606AApparatus for granulating sodium percarbonateMITSUBISHI GAS CHEMICAL CO·Filed 1981·Granted Nov 22, 1983·32 cites·3 claims
- 0469US5534190AAnti-ferroelectric liquid crystal composition and liquid crystal displayMITSUBISHI GAS CHEMICAL CO·Filed 1994·Granted Jul 9, 1996·24 cites·9 claims
- 0567US5951914ARacemic compound and anti-ferroelectric liquid crystal compositionMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Sep 14, 1999·10 cites·11 claims
- 0666US5378396ALiquid crystal compound and liquid crystal display deviceMITSUBISHI GAS CHEMICAL CO·Filed 1994·Granted Jan 3, 1995·19 cites·2 claims
- 0765US4024195AProcess for alkylating the ortho-position of phenol compoundsMITSUBISHI GAS CHEMICAL CO·Filed 1975·Granted May 17, 1977·17 cites·10 claims
- 0862US5374375ALiquid crystal compound and liquid crystal display deviceMITSUBISHI GAS CHEMICAL CO·Filed 1992·Granted Dec 20, 1994·16 cites·7 claims
- 0961US5340498AAnti-ferroelectric liquid crystal and liquid crystal display deviceMITSUBISHI GAS CHEMICAL CO·Filed 1993·Granted Aug 23, 1994·7 cites·24 claims
- 1060US5264150AOptically active alcohol, process for producing same and liquid crystal compound using sameMITSUBISHI GAS CHEMICAL CO·Filed 1991·Granted Nov 23, 1993·6 cites·12 claims
- 1157US6372308B1Liquid crystal compositionMITSUBISHI GAS CHEMICAL CO·Filed 2000·Granted Apr 16, 2002·5 cites·13 claims
- 1256US5728864ALiquid crystal compound having ferrielectric phase and liquid crystal compositionMITSUBISHI GAS CHEMICAL CO·Filed 1996·Granted Mar 17, 1998·14 cites·28 claims
- 1356US5367391AMethod for driving an antiferroelectric liquid crystal cellMITSUBISHI GAS CHEMICAL CO·Filed 1993·Granted Nov 22, 1994·19 cites·7 claims
- 1456US2002035523A1Parts acquisition system and parts acquisition methodNEC CORP·Filed 2001·Application pending·0 cites
- 1555US5723069AAnti-ferroelectric liquid crystal compound and anti-ferroelectric liquid crystal compositionMITSUBISHI GAS CHEMICAL CO·Filed 1996·Granted Mar 3, 1998·14 cites·8 claims
- 1655US5352382ALiquid crystal compositionMITSUBISHI GAS CHEMICAL CO·Filed 1992·Granted Oct 4, 1994·12 cites·8 claims
- 1754US5938973ASwallow-tailed compound and ferrielectric liquid crystal composition containing the sameMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Aug 17, 1999·13 cites·6 claims
- 1851US6239316B1Optically active secondary alcohol and process for the production thereofMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted May 29, 2001·4 cites·6 claims
- 1951US6018070ATwo-rings-containing phenyl ester compound and anti-perroelectric liquid crystal composition containing the sameMITSUBISHI GAS CHEMICALS COMPA·Filed 1997·Granted Jan 25, 2000·5 cites·4 claims
- 2050US5976409ASwallow-tail-shaped liquid crystal compoundMITSUBISHI GAS CHEMICAL CO·Filed 1998·Granted Nov 2, 1999·10 cites·4 claims
- 2149US6001278AAnti-ferroelectric liquid crystal compositionMITSUBISHI GAS CHEMICAL CO·Filed 1998·Granted Dec 14, 1999·10 cites·10 claims
- 2249US5980780ARacemic compound and anti-ferroelectric liquid crystal composition containing the compoundMITSUBISHI GAS CHEMICAL CO·Filed 1998·Granted Nov 9, 1999·10 cites·9 claims
- 2348US5275757ALiquid crystal compounds and liquid crystal display devicesMITSUBISHI GAS CHEMICAL CO·Filed 1992·Granted Jan 4, 1994·8 cites·6 claims
- 2447US6002042ALiquid crystal compoundMITSUBISHI GAS CHEMICAL CO·Filed 1998·Granted Dec 14, 1999·9 cites·7 claims
- 2547US5660762ATwo-rings-containing phenyl ester compound and anti-ferroelectric liquid crystal composition containing the sameMITSUBISHI GAS CHEMICAL CO·Filed 1995·Granted Aug 26, 1997·8 cites·11 claims
- 2647US4769500AProcess for preparation of 2,3,5-trimethylhydroquinoneMITSUBISHI GAS CHEMICAL CO·Filed 1987·Granted Sep 6, 1988·8 cites·19 claims
- 2746US5968413AAnti-ferroelectric liquid crystal compoundsMITSUBISHI GAS CHEMICAL CO·Filed 1998·Granted Oct 19, 1999·8 cites·4 claims
- 2846US4388287AProcess for producing sodium percarbonateMITSUBISHI GAS CHEMICAL CO·Filed 1981·Granted Jun 14, 1983·7 cites·4 claims
- 2945US6134708AProgram compilation execution systemNEC CORP·Filed 1998·Granted Oct 17, 2000·17 cites·20 claims
- 3044US5972243AFerrielectric liquid crystal compoundMITSUBISHI GAS CHEMICAL CO·Filed 1998·Granted Oct 26, 1999·8 cites·20 claims
- 3144US5364560ALiquid crystal compound and liquid crystal display deviceMITSUBISHI GAS CHEMICAL CO·Filed 1992·Granted Nov 15, 1994·7 cites·12 claims
- 3243US5985172ARacemic compound and anti-ferroelectric liquid crystal composition containing the compoundMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Nov 16, 1999·7 cites·7 claims
- 3342US6217954B1Phenyl triester compound and anti-ferroelectric liquid crystal composition containing the sameMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Apr 17, 2001·2 cites·14 claims
- 3441US5840209AOptically active compound, liquid crystal compositions containing the optically active compound, and liquid crystal display deviceMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Nov 24, 1998·5 cites·22 claims
- 3541US5587106ALiquid crystal display devices and liquid crystal substances thereforMITSUBISHI GAS CHEMICAL CO·Filed 1995·Granted Dec 24, 1996·2 cites·9 claims
- 3639US6056892AMethod for purifying liquid crystalMITSUBISHI GAS CHEMICAL CO·Filed 1998·Granted May 2, 2000·5 cites·11 claims
- 3738US5942646AOptically active alcohol and process for the production thereofMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Aug 24, 1999·1 cites·10 claims
- 3834US6258296B1Fluorine-substituted compounds and ferrielectric liquid-crystal composition containing the sameMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Jul 10, 2001·2 cites·16 claims
- 3934US5716544APhenyl ester compound and liquid crystal composition containing the sameMITSUBISHI GAS CHEMICAL CO·Filed 1996·Granted Feb 10, 1998·3 cites·18 claims
- 4034US4828762AProcess for the production of 2,3,5-trimethylbenzoquinoneMITSUBISHI GAS CHEMICAL CO·Filed 1986·Granted May 9, 1989·4 cites·30 claims
- 4132US6197216B1Ferrielectric liquid crystal compoundMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Mar 6, 2001·1 cites·9 claims
- 4232US6133469AAnti-ferroelectric liquid crystal compoundMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Oct 17, 2000·1 cites·8 claims
- 4331US6103517AProcess for the production of an optically active alcohol and a novel optically active alcoholMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Aug 15, 2000·0 cites·5 claims
- 4430US6197389B1Ferrielectric liquid crystal compoundMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Mar 6, 2001·0 cites·17 claims
- 4530US6128065AFerrielectric liquid crystal compoundMITSUBISHI GAS CHEMICAL CO·Filed 1999·Granted Oct 3, 2000·0 cites·5 claims
- 4630US5939586AProcess for the production of intermediate for liquid crystal compoundMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted Aug 17, 1999·0 cites·7 claims
- 4730US5756816AProcess for the production of phenol derivativesMITSUBISHI GAS CHEMICAL CO·Filed 1997·Granted May 26, 1998·0 cites·14 claims
- 4829US6151095AAnti-ferroelectric liquid crystal cellCITIZEN WATCH CO LTD·Filed 1998·Granted Nov 21, 2000·0 cites·4 claims
- 4929US5482651ADioxane type liquid crystal substanceMITSUBISHI GAS CHEMICAL CO·Filed 1993·Granted Jan 9, 1996·1 cites·24 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →