Inventor · disambiguated record
Seiji Shibahara
Also filed as: SHIBAHARA SEIJI
43 granted patents·388 citations·filing 1979–2007
98Inventor score
Files withMEIJI SEIKA KAISHA27MEIJI SEIKA CO5ZAIDAN HOJIN BISEIBUTSU5MERCK & CO INC3MEIJI SEIKA KABURHIKI KAISHA1
Top patents by PatentIndex Score
43 records- 0189US5547978ADerivatives of pyrrolidin-2-ylcarbonylheterocyclic compoundsMEIJI SEIKA KAISHA·Filed 1994·Granted Aug 20, 1996·47 cites·13 claims
- 0288US5747448ADerivatives of cyclodepsipeptide PF 1022MEIJI SEIKA KAISHA·Filed 1994·Granted May 5, 1998·44 cites·12 claims
- 0388US5206384AActinonin derivatives and pharmaceutically acceptable salts thereofZAIDAN HOJIN BISEIBUTSU·Filed 1991·Granted Apr 27, 1993·68 cites·6 claims
- 0477US5190952A4-acyloxyquinoline derivatives and insecticidal or acaricidal compositions containing sameMEIJI SEIKA CO·Filed 1990·Granted Mar 2, 1993·25 cites·7 claims
- 0575US5061702ACephem compound as an antimicrobial agentMEIJI SEIKA CO·Filed 1989·Granted Oct 29, 1991·20 cites·4 claims
- 0673US5294629ABenzothiazole and benzimidazole derivatives and antiulcer agent containing the sameMEIJI SEIKA KAISHA·Filed 1993·Granted Mar 15, 1994·17 cites·7 claims
- 0771US5488038ADibekacin derivatives and arbekacin derivatives active against resistant bacteriaZAIDAN HOJIN BISEIBUTSU·Filed 1993·Granted Jan 30, 1996·22 cites·6 claims
- 0870US5194617A2,3-disubstituted-4-hydroxyquinoline derivativesMEIJI SEIKA KAISHA·Filed 1991·Granted Mar 16, 1993·11 cites·1 claims
- 0967US5618795ADibekacin derivatives and arbekacin derivatives active against resistant bacteria, and the production thereofZAIDAN HOJIN BISEIBUTSU·Filed 1995·Granted Apr 8, 1997·17 cites·9 claims
- 1064US4929633AActinonin derivatives having physiological activitiesZAIDAN HOJIN BISEIBUTSU·Filed 1988·Granted May 29, 1990·6 cites·6 claims
- 1161US4556513AProcess for the production of antibiotic 1-oxadethiacephalosporins, and intermediateMEIJI SEIKA KAISHA·Filed 1984·Granted Dec 3, 1985·4 cites·1 claims
- 1259US5631257ABenzoxazole derivativesMEIJI SEIKA KAISHA·Filed 1995·Granted May 20, 1997·20 cites·9 claims
- 1358US4785090ACephalosporin derivativesMEIJI SEIKA KAISHA·Filed 1985·Granted Nov 15, 1988·5 cites·13 claims
- 1453US5827845ACephalosporin derivativeMEIJI SEIKA KAISHA·Filed 1994·Granted Oct 27, 1998·10 cites·8 claims
- 1551US5519122A16-membered macrolide derivatives and process for producing the sameMEIJI SEIKA KAISHA·Filed 1994·Granted May 21, 1996·7 cites·2 claims
- 1649US4472576AProcesses for the production of antibiotic 1-oxadethiacephalosporinsMERCK & CO INC·Filed 1982·Granted Sep 18, 1984·2 cites·6 claims
- 1748US5602106A16-membered macrolide derivativesMEIJI SEIKA KAISHA·Filed 1994·Granted Feb 11, 1997·6 cites·26 claims
- 1847US5232947AOxamic acid compounds and pharmaceutical composition for use in improvement of damaged cerebral functions of brainMEIJI SEIKA KAISHA·Filed 1991·Granted Aug 3, 1993·14 cites·3 claims
- 1947US4534898A1-Oxa-1-dethia-cephalosporin derivativesMERCK & CO INC·Filed 1983·Granted Aug 13, 1985·2 cites·4 claims
- 2043US4290972AProcess for the production of 4-aminobutyric acid or its derivativesMEIJI SEIKA KAISHA·Filed 1979·Granted Sep 22, 1981·5 cites·10 claims
- 2141US8318684B2Antibiotics, bispolides A1, A2, and A3 as well as bispolides B1, B2a, B2b and B3 and processes for producing said antibioticsNUMATA KEIICHI·Filed 2007·Granted Nov 27, 2012·0 cites·14 claims
- 2241US4971961ACephalosporin compounds and antibacterial agentsMEIJI SEIKA KAISHA·Filed 1988·Granted Nov 20, 1990·3 cites·12 claims
- 2341US4810702AAntibacterial agent for mammal use comprising cephalosporin derivatives as an effective ingredientMEIJI SEIKA KAISHA·Filed 1987·Granted Mar 7, 1989·2 cites·9 claims
- 2441US4645769A1-oxa-1-dethia-cephalosporin compounds and antibacterial agent comprising the sameMERCK & CO INC·Filed 1985·Granted Feb 24, 1987·3 cites·4 claims
- 2540US5407918A16-membered macrolide derivatives and process for producing the sameMEIJI SEIKA KAISHA·Filed 1993·Granted Apr 18, 1995·3 cites·18 claims
- 2640US5141946AAzole derivatives and anti-ulcerative composition containing sameMEIJI SEIKA CO·Filed 1991·Granted Aug 25, 1992·4 cites·4 claims
- 2739US4970305ACrystalline dihydrochloride of cephalosporin derivative and a method for preparation thereofMEIJI SEIKA KAISHA·Filed 1989·Granted Nov 13, 1990·1 cites·2 claims
- 2838US5607927ACephalosporin derivativeMEIJI SEIKA KAISHA·Filed 1995·Granted Mar 4, 1997·3 cites·2 claims
- 2937US5332731ACephalosporin derivativesMEIJI SEIKA KAISHA·Filed 1990·Granted Jul 26, 1994·3 cites·5 claims
- 3037US5075299ACephalosporin compounds and antibacterial agentsMEIJI SEIKA KAISHA·Filed 1989·Granted Dec 24, 1991·3 cites·15 claims
- 3137US4497811A1-Oxadethiacephalosporin compound and antibacterial agent containing the _sameSHIBAHARA SEIJI·Filed 1983·Granted Feb 5, 1985·1 cites·2 claims
- 3236US5663162ACephem derivativesMEIJI SEIKA CO·Filed 1994·Granted Sep 2, 1997·1 cites·21 claims
- 3336US5294705AProcess for the preparation of a 3-substituted thio-3-cephem compoundMEIJI SEIKA KAISHA·Filed 1990·Granted Mar 15, 1994·3 cites·4 claims
- 3435US5444174A16-membered macrolide derivative having sustained antibacterial activity in plasma, synthesis intermediate thereof and process for producing the sameMEIJI SEIKA KAISHA·Filed 1993·Granted Aug 22, 1995·2 cites·13 claims
- 3534US5200407AAzole derivatives and anti-ulcerative composition containing sameMEIJI SEIKA KABURHIKI KAISHA·Filed 1991·Granted Apr 6, 1993·2 cites·5 claims
- 3633US5171746AThiazole and imidazole derivatives and antiulcer composition containing sameMEIJI SEIKA CO·Filed 1991·Granted Dec 15, 1992·1 cites·7 claims
- 3732US5461044ACephalosporin derivativesMEIJI SEIKA KAISHA·Filed 1995·Granted Oct 24, 1995·1 cites·3 claims
- 3831US5334723A2-piperidinecarboxylic acid derivative, oncogene suppressor and agent for obtaining revertantsMEIJI SEIKA KAISHA·Filed 1992·Granted Aug 2, 1994·0 cites·7 claims
- 3930US4898858ACephalosporin derivatives and antibiotics containing the sameMEIJI SEIKA KAISHA·Filed 1986·Granted Feb 6, 1990·0 cites·14 claims
- 4029US5849797AD-β-lysylmethanediamine derivatives and preparation thereofZAIDAN HOJIN BISEIBUTSU·Filed 1995·Granted Dec 15, 1998·0 cites·8 claims
- 4129US5464829ACephalosporin derivativesMEIJI SEIKA KAISHA·Filed 1993·Granted Nov 7, 1995·0 cites·4 claims
- 4228US5132454AOxamic acid compounds and pharmaceutical compositions for use in improvement of damaged cerebral functions of brainMEIJI SEIKA KAISHA·Filed 1991·Granted Jul 21, 1992·0 cites·3 claims
- 4328US5066677ANovel oxamic acid compounds and pharmaceutical composition for use in improvement of damaged cerebral functions of brainMEIJI SEIKA KAISHA·Filed 1990·Granted Nov 19, 1991·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →