Inventor · disambiguated record
Kenji Hayashi
Also filed as: HAYASHI KENJI
23 granted patents·3 pending applications·262 citations·filing 1986–2009
95Inventor score
Top patents by PatentIndex Score
26 records- 0192US5719303APhosphonic acid derivativesEISAI CO LTD·Filed 1994·Granted Feb 17, 1998·70 cites·21 claims
- 0289US5034418ADiphenylethylene derivatives, pharmaceutical compositions containing same and treatment methodsEISAI CO LTD·Filed 1989·Granted Jul 23, 1991·32 cites·9 claims
- 0387US6841549B1Condensed imidazole compounds and a therapeutic agent for diabetes mellitusEISAI CO LTD·Filed 2000·Granted Jan 11, 2005·35 cites·34 claims
- 0485US4929623ABenzothiazole derivativeEISAI CO LTD·Filed 1988·Granted May 29, 1990·38 cites·27 claims
- 0567US5679671AAmino acid derivativeEISAI CO LTD·Filed 1994·Granted Oct 21, 1997·21 cites·61 claims
- 0665US6020505AProcess for the preparation of α-tocopherolEISAI CO LTD·Filed 1998·Granted Feb 1, 2000·12 cites·2 claims
- 0765US5663376AProcess for the preparation of α-tocopherolEISAI CO LTD·Filed 1995·Granted Sep 2, 1997·11 cites·2 claims
- 0865US4788330APolyprenyl compoundsEISAI CO LTD·Filed 1986·Granted Nov 29, 1988·11 cites·11 claims
- 0963US7754894B2Crystalline sulfonamide-containing indole compound and process for preparing the sameEISAI R&D MAN CO LTD·Filed 2004·Granted Jul 13, 2010·1 cites·1 claims
- 1063US5886197AProcess for the preparation of α-tocopherolEISAI CO LTD·Filed 1997·Granted Mar 23, 1999·9 cites·3 claims
- 1159US5453524APhosphorus-containing isoprenoid derivativesEISAI CO LTD·Filed 1992·Granted Sep 26, 1995·8 cites·8 claims
- 1258US4883916APolyprenyl CompoundsEISAI CO LTD·Filed 1988·Granted Nov 28, 1989·7 cites·2 claims
- 1357US2009247768A1Crystalline sulfonamide-containing indole compound and process for preparing the sameTAKAHASHI KEIKO·Filed 2009·Application pending·0 cites
- 1449US7816405B2Calcium bis [(2S)-3-[3-[(2S)-3-(4-chloro-2-cyanophenoxy)-2-fluoropropoxy]phenyl ]-2-isopropoxypropionate] and intermediate thereofEISAI R&D MAN CO LTD·Filed 2006·Granted Oct 19, 2010·0 cites·4 claims
- 1547US4886834ADiphenyl-methane compounds useful in the treatment of diseases caused by aggregation of platelets or formation of thrombusEISAI CO LTD·Filed 1987·Granted Dec 12, 1989·2 cites·23 claims
- 1645US2007037854A1Process for preparing sulfonamide-containing indole compoundsHAYASHI KENJI·Filed 2004·Application pending·0 cites
- 1741US4954523ABenzophenone oxime ether compounds, pharmaceutical compositions and treatment methodsEISAI CO LTD·Filed 1989·Granted Sep 4, 1990·1 cites·19 claims
- 1840US2009069591A1Calcium Bis [ (2S) -3- [3-[ (2S) -3- (4-Chloro-2-Cyanophenoxy) -2- Fluoropropoxy]Phenyl] -2- Isopropoxypropionate] and Intermediate ThereofEISAI R&D MAN CO LTD·Filed 2006·Application pending·0 cites
- 1934US4978767ADiphenylethylene derivative and pharmaceutical useEISAI CO LTD·Filed 1989·Granted Dec 18, 1990·0 cites·10 claims
- 2032US5462958ABenzene derivatives and method of treating arteriosclerosis with benzene derivativesEISAI CO LTD·Filed 1993·Granted Oct 31, 1995·1 cites·7 claims
- 2132US5206403ADiphenylethylene derivatives, pharmaceutical compositions containing same and treatment methodsEISAI CO LTD·Filed 1990·Granted Apr 27, 1993·0 cites·6 claims
- 2232US5103010ADiphenylethylene derivatives, pharmaceutical compositions containing same and treatment methodEISAI CO LTD·Filed 1990·Granted Apr 7, 1992·0 cites·4 claims
- 2332US5064848ABenzophenone oxime ether compounds, pharmaceutical compositions and treatment methodsEISAI CO LTD·Filed 1990·Granted Nov 12, 1991·0 cites·9 claims
- 2431US5182301ADiphenylethylene derivatives pharmaceutical compositions containing same and treatment methodsEISAI CO LTD·Filed 1991·Granted Jan 26, 1993·0 cites·7 claims
- 2529US5668136ATrisubstituted benzene derivatives, composition and methods of treatmentEISAI CO LTD·Filed 1991·Granted Sep 16, 1997·0 cites·23 claims
- 2621US6165420AProduction unit for producing high purity hydrochloric acid and using the sameTSURUMI SODA KK·Filed 1997·Granted Dec 26, 2000·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →