Inventor · disambiguated record
Yuichi Yamamoto
Also filed as: YAMAMOTO YUICHI
9 granted patents·97 citations·filing 1985–2001
86Inventor score
Top patents by PatentIndex Score
9 records- 0190US6441162B2Crystalline substance of cefditoren pivoxyl and the production of the sameMEIJI SEIKA KAISHA·Filed 2001·Granted Aug 27, 2002·39 cites·5 claims
- 0282US4839350ACephalosporin compounds and the production thereofMEIJI SEIKA KAISHA·Filed 1987·Granted Jun 13, 1989·32 cites·14 claims
- 0359US4918068ACephem compoundsMEIJI SEIKA KAISHA·Filed 1987·Granted Apr 17, 1990·10 cites·9 claims
- 0454US6294669B1Crystalline substance of cefditoren pivoxyl and the production of the sameMEIJI SEIKA KAISHA·Filed 1997·Granted Sep 25, 2001·10 cites·6 claims
- 0537US5332731ACephalosporin derivativesMEIJI SEIKA KAISHA·Filed 1990·Granted Jul 26, 1994·3 cites·5 claims
- 0636US5294705AProcess for the preparation of a 3-substituted thio-3-cephem compoundMEIJI SEIKA KAISHA·Filed 1990·Granted Mar 15, 1994·3 cites·4 claims
- 0731US5334723A2-piperidinecarboxylic acid derivative, oncogene suppressor and agent for obtaining revertantsMEIJI SEIKA KAISHA·Filed 1992·Granted Aug 2, 1994·0 cites·7 claims
- 0830US4687769A3-(3,3,3-trifluoropropenyl) cephalosporinsMEIJI SEIKA KAISHA·Filed 1985·Granted Aug 18, 1987·0 cites·11 claims
- 0929US4950660ABeta-lactam compound and process for production thereofMEIJI SEIKA CO·Filed 1988·Granted Aug 21, 1990·0 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Yuichi Yamamoto files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →