Inventor · disambiguated record
Yoichi Ninagawa
Also filed as: NINAGAWA YOICHI
15 granted patents·184 citations·filing 1973–1989
93Inventor score
Top patents by PatentIndex Score
15 records- 0192US4006193AIsomerization of the unsaturated alcoholsKURARAY CO·Filed 1973·Granted Feb 1, 1977·28 cites·7 claims
- 0291US4511751AProcess for producing isopreneKURARAY CO·Filed 1983·Granted Apr 16, 1985·45 cites·13 claims
- 0391US4026960A2,7,10,15,18,23-Hexamethyltetra-cosaneKURARAY CO·Filed 1974·Granted May 31, 1977·34 cites·1 claims
- 0485US3983175AProcess for the production of a substituted ketoneKURARAY CO·Filed 1975·Granted Sep 28, 1976·18 cites·23 claims
- 0584US4886904APolyprenyl composition or compounds and process for the production thereofKURARAY CO·Filed 1987·Granted Dec 12, 1989·15 cites·10 claims
- 0667US4303588AFarnesylacetic acid amidesKURARAY CO·Filed 1980·Granted Dec 1, 1981·6 cites·10 claims
- 0765US4593145AProcess for producing isopreneKURARAY CO·Filed 1985·Granted Jun 3, 1986·9 cites·16 claims
- 0862US5077046APolyprenyl composition or compounds and process for the production thereofKURARAY CO·Filed 1989·Granted Dec 31, 1991·4 cites·3 claims
- 0960US3984475AProcess for the production of substituted ketonesKURARAY CO·Filed 1975·Granted Oct 5, 1976·5 cites·26 claims
- 1059US5012018APolyprenyl composition of compounds and process for the production thereofKURARAY CO·Filed 1984·Granted Apr 30, 1991·4 cites·42 claims
- 1155US4011277APreparation of squalane by hydrogenolysisKURARAY CO·Filed 1974·Granted Mar 8, 1977·4 cites·12 claims
- 1252US4521417AGeranylgeranylacetamide compounds having a piperazine ring, salts thereof, pharmaceutical compositions containing said compounds, and method of treating ulcers in mammalsNIHON IYAKUHIN KOGYO CO LTD·Filed 1983·Granted Jun 4, 1985·6 cites·18 claims
- 1352US4252726APreparation of dl-α-tocopherolKURARAY CO·Filed 1979·Granted Feb 24, 1981·2 cites·12 claims
- 1447US4289786AFarnesylacetic acid ester derivativesKURARAY CO·Filed 1979·Granted Sep 15, 1981·3 cites·20 claims
- 1541US3981930ADiacetylene diol derivatives and process for preparing the sameKURARAY CO·Filed 1975·Granted Sep 21, 1976·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →