Inventor · disambiguated record
Kosaku Okamura
Also filed as: OKAMURA KOSAKU
3 granted patents·15 citations·filing 1976–1977
65Inventor score
Technology areasC07D
Files withSUMITOMO CHEMICAL CO3
Top patents by PatentIndex Score
3 records- 0174US4117126A7-(α-(4-Hydroxy-1,5-naphthyridine-3-carbonamido)-α-phenylacetamido) cephalosporin derivativesSUMITOMO CHEMICAL CO·Filed 1977·Granted Sep 26, 1978·7 cites·3 claims
- 0273US4061748A7-(α-(4-Hydroxy-1,5-naphthyridine-3-carbonamido)-α-phenylacetamido) cephalosporin derivativesSUMITOMO CHEMICAL CO·Filed 1976·Granted Dec 6, 1977·7 cites·6 claims
- 0343US4046904ANovel penicillin, and its preparation and useSUMITOMO CHEMICAL CO·Filed 1976·Granted Sep 6, 1977·1 cites·3 claims
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