Inventor · disambiguated record
Kiyohumi Takeuchi
Also filed as: TAKEUCHI KIYOHUMI
17 granted patents·233 citations·filing 1982–1995
94Inventor score
Top patents by PatentIndex Score
17 records- 0187US4946986ACyclohexene derivativesDAINIPPON INK & CHEMICALS·Filed 1989·Granted Aug 7, 1990·19 cites·5 claims
- 0283US4961874AOptically active tolan derivativesDAINIPPON INK & CHEMICALS·Filed 1988·Granted Oct 9, 1990·15 cites·2 claims
- 0383US4910350AFluorine-substituted cyclohexylcyclohexene derivativeDAINIPPON INK & CHEMICALS·Filed 1988·Granted Mar 20, 1990·17 cites·21 claims
- 0478US5304323ALiquid crystal devices and process for producing the sameDAINIPPON INK & CHEMICALS·Filed 1992·Granted Apr 19, 1994·48 cites·10 claims
- 0576US4670182ANematic liquid crystalline compositionDAINIPPON INK & CHEMICALS·Filed 1985·Granted Jun 2, 1987·29 cites·4 claims
- 0671US4393258A1-Cyclohexyl-2-cyclohexylphenylethane derivativesDAINIPPON MK & CHEMICALS INC·Filed 1982·Granted Jul 12, 1983·27 cites·8 claims
- 0766US4754051AOptically active tolan derivativeDAINIPPON INK & CHEMICALS·Filed 1986·Granted Jun 28, 1988·18 cites·5 claims
- 0863US4814523ANematic liquid crystal compound of four ring systemsDAINIPPON INK & CHEMICALS·Filed 1988·Granted Mar 21, 1989·15 cites·3 claims
- 0956US4654421A4-substituted phenyl crotyl ether derivativeDAINIPPON INK & CHEMICALS·Filed 1986·Granted Mar 31, 1987·12 cites·1 claims
- 1054US4764636AOptically active benzoic ester derivativesDAINIPPON INK & CHEMICALS·Filed 1986·Granted Aug 16, 1988·11 cites·5 claims
- 1154US4698177ACyclohexylcyclohexene derivativesDAINIPPON INK & CHEMICALS·Filed 1986·Granted Oct 6, 1987·4 cites·8 claims
- 1245US4814516ANovel optically active tolan derivativesDAINIPPON INK & CHEMICALS·Filed 1987·Granted Mar 21, 1989·6 cites·5 claims
- 1337US5536443ACyclic hydrocarbon derivative and liquid crystal composition containing the sameDAINIPPON INK & CHEMICALS·Filed 1995·Granted Jul 16, 1996·3 cites·9 claims
- 1437US5474707ACyclic hydrocarbon derivative and liquid crystal composition containing the sameDAINIPPON INK & CHEMICALS·Filed 1994·Granted Dec 12, 1995·4 cites·20 claims
- 1536US4880936AOptically active pyridines useful in liquid crystal form for electrical display devicesDAINIPPON INK & CHEMICALS·Filed 1988·Granted Nov 14, 1989·3 cites·19 claims
- 1634US5321169ACyclohexane derivativesDAINIPPON INK & CHEMICALS·Filed 1993·Granted Jun 14, 1994·0 cites·12 claims
- 1731US5089629AFluorine-substituted cyclohexylcyclohexene derivativeDAINIPPON INK & CHEMICALS·Filed 1990·Granted Feb 18, 1992·2 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →