Inventor · disambiguated record
Chisei Shibuya
Also filed as: AKAMINE MITSUAKI · SHIBUYA CHISEI
14 granted patents·61 citations·filing 1975–1983
91Inventor score
Top patents by PatentIndex Score
14 records- 0182US4258195ANovel thiol esters and process for preparing cephalosporin compounds using sameASAHI CHEMICAL IND·Filed 1979·Granted Mar 24, 1981·11 cites·3 claims
- 0271US4351947ATetrazole derivativeASAHI CHEMICAL IND·Filed 1981·Granted Sep 28, 1982·6 cites·2 claims
- 0371US4172197ACephalosporin derivatives and process for preparing the sameASAHI CHEMICAL IND·Filed 1975·Granted Oct 23, 1979·7 cites·86 claims
- 0470US4418061ASecalonic acid derivatives and method for preparing thereofASAHI CHEMICAL IND·Filed 1982·Granted Nov 29, 1983·6 cites·7 claims
- 0567US4327211AMethod for preparation of cephalosporin compoundsASAHI CHEMICAL IND·Filed 1980·Granted Apr 27, 1982·6 cites·4 claims
- 0663US4456754AProcess for the preparation of cephalosporin derivatives using thioestersASAHI CHEMICAL IND·Filed 1982·Granted Jun 26, 1984·4 cites·9 claims
- 0758US4463179A1H-1,2,3-triazol-5-ylthio ester of N-carbobenzyloxy-p-hydroxyphenylglycineASAHI CHEMICAL IND·Filed 1981·Granted Jul 31, 1984·3 cites·1 claims
- 0857US4556651ASecalonic acid derivatives as antitumor agentsASAHI CHEMICAL IND·Filed 1983·Granted Dec 3, 1985·3 cites·7 claims
- 0954US4229573A7α-Methoxycephalosporin derivativesASAHI CHEMICAL IND·Filed 1977·Granted Oct 21, 1980·3 cites·10 claims
- 1053US4245107ACephalosporin derivatives and process for preparing the sameASAHI CHEMICAL IND·Filed 1979·Granted Jan 13, 1981·2 cites·2 claims
- 1150US4616081ACephalosporin compoundsASAHI CHEMICAL IND·Filed 1983·Granted Oct 7, 1986·8 cites·8 claims
- 1240US4314059AProcess for preparing cephalosporin compoundsSHIBUYA CHISEI·Filed 1980·Granted Feb 2, 1982·2 cites·2 claims
- 1334US4454323A1-Methyltetrazol-5-ylthio ester of cyanomethylthioacetic acidASAHI CHEMICAL IND·Filed 1983·Granted Jun 12, 1984·0 cites·1 claims
- 1434US4417047ANovel tetrazole-5-thiol ester and process for preparing cefamandole using sameASAHI CHEMICAL IND·Filed 1982·Granted Nov 22, 1983·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →