Inventor · disambiguated record
Kenji Tsujihara
Also filed as: ARAI YOSHIHISA · TSUJIHARA KENJI
30 granted patents·731 citations·filing 1978–2003
97Inventor score
Top patents by PatentIndex Score
30 records- 0189US5892043ACamptothecin derivativesTANABE SEIYAKU CO·Filed 1996·Granted Apr 6, 1999·73 cites·17 claims
- 0289US5837673ACamptothecin derivativesTANABE SEIYAKU CO·Filed 1996·Granted Nov 17, 1998·81 cites·47 claims
- 0388US7345068B2Aromatic amino acid derivatives and medicinal compositionsENDOU HITOSHI·Filed 2003·Granted Mar 18, 2008·25 cites·13 claims
- 0487US5424406ADihydrochalcone derivatives which are hypoglycemic agentsTANABE SEIYAKU CO·Filed 1993·Granted Jun 13, 1995·100 cites·19 claims
- 0585US6048842APropiophenone derivatives and process for preparing the sameTANABE SEIYAKU CO·Filed 1997·Granted Apr 11, 2000·76 cites·24 claims
- 0685US5731292ADihydrochalcone derivatives which are hypoglycemic agentsTANABE SEIYAKU CO·Filed 1995·Granted Mar 24, 1998·95 cites·19 claims
- 0783US6617456B1Camptothecin derivativesTANABE SEIYAKU CO·Filed 2000·Granted Sep 9, 2003·12 cites·12 claims
- 0883US5767094APropiophenone derivative and processes for preparing the sameTANABE SEIYAKU CO·Filed 1996·Granted Jun 16, 1998·69 cites·13 claims
- 0981US5830873APropiophenone derivative and a process for preparing the sameTANABE SEIYAKU CO·Filed 1995·Granted Nov 3, 1998·65 cites·18 claims
- 1071US5677470ABaccatin derivatives and processes for preparing the sameTANABE SEIYAKU CO·Filed 1995·Granted Oct 14, 1997·16 cites·22 claims
- 1170US6388078B1S type 2-substituted hydroxy-2-indolidinylbutyric ester compounds and process for preparation thereofTANABE SEIYAKU CO·Filed 2001·Granted May 14, 2002·1 cites·1 claims
- 1269US6015901AS type 2-substituted hydroxy-2-indolidinylbutyric ester compounds and process for preparation thereofTANABE SEIYAKU CO·Filed 1998·Granted Jan 18, 2000·7 cites·10 claims
- 1364US4882447ANovel organic platinum complex and process for the preparation thereofTANABE SEIYAKU CO·Filed 1988·Granted Nov 21, 1989·7 cites·5 claims
- 1463US5589502ABaccatin derivatives and processes for preparing the sameTANABE SEIYAKU CO·Filed 1995·Granted Dec 31, 1996·9 cites·12 claims
- 1562US5565569AEllipticine derivative and process for preparing the sameTANABE SEIYAKU CO·Filed 1994·Granted Oct 15, 1996·6 cites·3 claims
- 1661US4182757ANovel nitrosourea compounds and process for preparing the sameTANABE SEIYAKU CO·Filed 1978·Granted Jan 8, 1980·7 cites·47 claims
- 1759US5650172APharmaceutical preparation comprising fat emulsion of fat microparticlesTANABE SEIYAKU CO·Filed 1995·Granted Jul 22, 1997·23 cites·7 claims
- 1857US6114529AS type 2-substituted hydroxy-2-indolidinylbutyric ester compounds and process for preparation thereofTANABE SEIYAKU CO·Filed 1999·Granted Sep 5, 2000·13 cites·11 claims
- 1956US7060832B2Nitrogen-containing fused heterocyclic carboxylic acids having an absolute configuration of “R”TANABE SEIYAKU CO·Filed 2002·Granted Jun 13, 2006·0 cites·2 claims
- 2055US5741816AHair-growth agentTANABE SEIYAKU CO·Filed 1995·Granted Apr 21, 1998·21 cites·20 claims
- 2154US6716983B2S type 2-substituted hydroxy-2-indolidinylbutyric ester compounds and process for preparation thereofTANABE SEIYAKU CO·Filed 2003·Granted Apr 6, 2004·0 cites·3 claims
- 2254US4241052ANovel nitrosourea compounds and process for preparing the sameTANABE SEIYAKU CO·Filed 1979·Granted Dec 23, 1980·5 cites·48 claims
- 2352US5605904AEllipticine derivative and process for preparing the sameTANABE SEIYAKU CO·Filed 1995·Granted Feb 25, 1997·4 cites·12 claims
- 2451US6277992B1S type 2-substituted hydroxy-2-indolidinylbutyric ester compounds and process for preparation thereofTANABE SEIYAKU CO·Filed 2000·Granted Aug 21, 2001·0 cites·4 claims
- 2548US5608073ABaccatin derivatives and processes for preparing the sameTANABE SEIYAKU CO·Filed 1996·Granted Mar 4, 1997·3 cites·2 claims
- 2647US6512118B1Camptothecin derivativesTANABE SEIYAKU CO·Filed 1999·Granted Jan 28, 2003·5 cites·12 claims
- 2744US4472573ANitrosourea derivative and process for preparing sameTANABE SEIYAKU CO·Filed 1982·Granted Sep 18, 1984·3 cites·11 claims
- 2842US4241053ANovel nitrosourea compounds and process for preparing the sameTANABE SEIYAKU CO·Filed 1979·Granted Dec 23, 1980·2 cites·20 claims
- 2937US5932732AS type 2-substituted hydroxy-2-indolidinylbutyric ester compounds and process for preparation thereofTANABE SEIYAKU CO·Filed 1997·Granted Aug 3, 1999·1 cites·8 claims
- 3035US4886894ANovel Organic platinum complex and process for the preparation thereofTANABE SEIYAKU CO·Filed 1988·Granted Dec 12, 1989·2 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →