Inventor · disambiguated record
Masataka Fukumura
Also filed as: FUKUMURA MASATAKA
5 granted patents·18 citations·filing 1973–1985
73Inventor score
Top patents by PatentIndex Score
5 records- 0160US3998817AProcess for producing cephalosporanic acid derivativesSUMITOMO CHEMICAL CO·Filed 1973·Granted Dec 21, 1976·5 cites·6 claims
- 0255US4043991APreparation of peptides and cephalosporinsSUMITOMO CHEMICAL CO·Filed 1975·Granted Aug 23, 1977·10 cites·18 claims
- 0333US4705784ACephem compoundsSUMITOMO PHARMA·Filed 1984·Granted Nov 10, 1987·1 cites·20 claims
- 0430US4761409ACephem derivativesSUMITOMO PHARMA·Filed 1985·Granted Aug 2, 1988·0 cites·23 claims
- 0528US3978053AProcess for producing cephalosporinsSUMITOMO CHEMICAL CO·Filed 1974·Granted Aug 31, 1976·2 cites·22 claims
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