Inventor · disambiguated record
Kunihiko Ishii
Also filed as: ISHII KUNIHIKO
5 granted patents·25 citations·filing 1977–1983
77Inventor score
Technology areasC07D
Top patents by PatentIndex Score
5 records- 0182US4258195ANovel thiol esters and process for preparing cephalosporin compounds using sameASAHI CHEMICAL IND·Filed 1979·Granted Mar 24, 1981·11 cites·3 claims
- 0270US4418061ASecalonic acid derivatives and method for preparing thereofASAHI CHEMICAL IND·Filed 1982·Granted Nov 29, 1983·6 cites·7 claims
- 0357US4556651ASecalonic acid derivatives as antitumor agentsASAHI CHEMICAL IND·Filed 1983·Granted Dec 3, 1985·3 cites·7 claims
- 0454US4229573A7α-Methoxycephalosporin derivativesASAHI CHEMICAL IND·Filed 1977·Granted Oct 21, 1980·3 cites·10 claims
- 0540US4314059AProcess for preparing cephalosporin compoundsSHIBUYA CHISEI·Filed 1980·Granted Feb 2, 1982·2 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →