Inventor · disambiguated record
Ichiro Isaka
Also filed as: ISAKA ICHIRO
8 granted patents·64 citations·filing 1973–1979
85Inventor score
Files withYAMANOUCHI PHARMA CO LTD8
Top patents by PatentIndex Score
8 records- 0187US3939150APenicillin derivativesYAMANOUCHI PHARMA CO LTD·Filed 1974·Granted Feb 17, 1976·20 cites·1 claims
- 0283US3953428AAmpicillin derivatives substituted by heterocyclic acyl groupYAMANOUCHI PHARMA CO LTD·Filed 1973·Granted Apr 27, 1976·17 cites·8 claims
- 0381US4068074ACephalosporin derivatives having at the 3-position of the cephem ring a heterocyclic thiomethyl group with a carboxy or sulfo group and at the 7-position of the cephem ring an α-heterocylic acylaminophenyl-acetamide groupYAMANOUCHI PHARMA CO LTD·Filed 1976·Granted Jan 10, 1978·12 cites·15 claims
- 0469US3951954ANovel oxofuryl ester derivatives of penicillin and cephalosporinYAMANOUCHI PHARMA CO LTD·Filed 1975·Granted Apr 20, 1976·6 cites·5 claims
- 0559US4051126AProcess for the preparation of 6-alkoxy-substituted penicillinsYAMANOUCHI PHARMA CO LTD·Filed 1976·Granted Sep 27, 1977·4 cites·14 claims
- 0648US4036834ADerivatives of 7-(α-hydroxy-substituted pyridyl carboxamido-α phΔ3 -cephem-4-carboxylic acidYAMANOUCHI PHARMA CO LTD·Filed 1975·Granted Jul 19, 1977·2 cites·8 claims
- 0748US3935198AProcess for the preparation of the cephalosporanic acid derivativeYAMANOUCHI PHARMA CO LTD·Filed 1973·Granted Jan 27, 1976·3 cites·7 claims
- 0828US4311842ACephalosporin compoundsYAMANOUCHI PHARMA CO LTD·Filed 1979·Granted Jan 19, 1982·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →