Inventor · disambiguated record
Kozo Takahashi
Also filed as: HIRATA YASUFUMI · TAKAHASHI KOZO
14 granted patents·417 citations·filing 1973–1978
93Inventor score
Files withYAMANOUCHI PHARMA CO LTD14
Top patents by PatentIndex Score
14 records- 0196US3994974Aα-Aminomethylbenzyl alcohol derivativesYAMANOUCHI PHARMA CO LTD·Filed 1974·Granted Nov 30, 1976·236 cites·4 claims
- 0296US3985758A1,4-Dihydropyridine derivativesYAMANOUCHI PHARMA CO LTD·Filed 1975·Granted Oct 12, 1976·81 cites·9 claims
- 0386US4097487APyrrolidinyl and piperidinyl benzamide derivativesYAMANOUCHI PHARMA CO LTD·Filed 1976·Granted Jun 27, 1978·16 cites·13 claims
- 0485US4109088A2-(indenyloxymethyl) morpholine derivativesYAMANOUCHI PHARMA CO LTD·Filed 1977·Granted Aug 22, 1978·15 cites·13 claims
- 0582US4197243AN-1-Benzyl-3-pyrrolidinyl-4-dimethylamino benzamide derivativesYAMANOUCHI PHARMA CO LTD·Filed 1978·Granted Apr 8, 1980·12 cites·7 claims
- 0681US4063025A4-Substituted amino-α-aminomethylbenzyl alcohol derivativesYAMANOUCHI PHARMA CO LTD·Filed 1976·Granted Dec 13, 1977·14 cites·10 claims
- 0781US4021434ASodium β-[2,6-dimethyl-3,5-bis(ethoxycarbonyl)-4-(3-nitrophenyl)-1,4-dihydropyridine-1-yl]ethyl sulfateYAMANOUCHI PHARMA CO LTD·Filed 1975·Granted May 3, 1977·11 cites·1 claims
- 0879US4041032APyrazine derivativesYAMANOUCHI PHARMA CO LTD·Filed 1974·Granted Aug 9, 1977·14 cites·6 claims
- 0969US3951954ANovel oxofuryl ester derivatives of penicillin and cephalosporinYAMANOUCHI PHARMA CO LTD·Filed 1975·Granted Apr 20, 1976·6 cites·5 claims
- 1056US4145363A4-Carbamoylamino-α-aminomethylbenzyl alcohol derivativesYAMANOUCHI PHARMA CO LTD·Filed 1977·Granted Mar 20, 1979·4 cites·3 claims
- 1148US4137407AProcess of preparing cephalosporanic acid ester derivativesYAMANOUCHI PHARMA CO LTD·Filed 1977·Granted Jan 30, 1979·2 cites·1 claims
- 1248US3935198AProcess for the preparation of the cephalosporanic acid derivativeYAMANOUCHI PHARMA CO LTD·Filed 1973·Granted Jan 27, 1976·3 cites·7 claims
- 1336US3953437AProcess of preparing cephalosporanic acid ester derivativesYAMANOUCHI PHARMA CO LTD·Filed 1974·Granted Apr 27, 1976·1 cites·4 claims
- 1428US4035252AProcess for producing 2-aminomethyl-1-ethylpyrrolidineYAMANOUCHI PHARMA CO LTD·Filed 1976·Granted Jul 12, 1977·2 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →