Inventor · disambiguated record
Yoshihiko Oka
Also filed as: ISHIDA HITOSHI · MIYOSHI TOSHIAKI · OKA YOSHIHIKO
7 granted patents·14 citations·filing 1975–1985
79Inventor score
Files withYAMANOUCHI PHARMA CO LTD7
Top patents by PatentIndex Score
7 records- 0143US4279997AProcess for production of aminoglycoside antibioticsYAMANOUCHI PHARMA CO LTD·Filed 1979·Granted Jul 21, 1981·7 cites·4 claims
- 0239US4209511AAminoglycoside antibiotics and process for production thereofYAMANOUCHI PHARMA CO LTD·Filed 1979·Granted Jun 24, 1980·2 cites·5 claims
- 0335US4242449A7-Methoxy cephalosporins and process of producing themYAMANOUCHI PHARMA CO LTD·Filed 1978·Granted Dec 30, 1980·2 cites·17 claims
- 0428US4259326A7α-Methoxycephalosporin derivativesYAMANOUCHI PHARMA CO LTD·Filed 1979·Granted Mar 31, 1981·1 cites·6 claims
- 0528US4039660AAntibiotic y-g19z d3 and the production thereofYAMANOUCHI PHARMA CO LTD·Filed 1975·Granted Aug 2, 1977·1 cites·3 claims
- 0627US4656262A7-methoxy cephalosporin derivativeYAMANOUCHI PHARMA CO LTD·Filed 1985·Granted Apr 7, 1987·0 cites·1 claims
- 0727US4410626AProcess for the production of 7α-methoxycephalosporin derivativesYAMANOUCHI PHARMA CO LTD·Filed 1980·Granted Oct 18, 1983·1 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →