Inventor · disambiguated record
Takaharu Nakamura
Also filed as: NAKAMURA TAKAHARU
21 granted patents·285 citations·filing 1975–1995
95Inventor score
Files withEISAI CO LTD21
Top patents by PatentIndex Score
21 records- 0196US4921863ACyclic amine derivativesEISAI CO LTD·Filed 1986·Granted May 1, 1990·87 cites·32 claims
- 0290US4426383ATheophylline and theobromine derivativesEISAI CO LTD·Filed 1981·Granted Jan 17, 1984·24 cites·15 claims
- 0385US4564617ATheophylline and theobromine derivativesEISAI CO LTD·Filed 1983·Granted Jan 14, 1986·15 cites·14 claims
- 0484US4849431APiperidine derivative and pharmaceutical compositionEISAI CO LTD·Filed 1986·Granted Jul 18, 1989·23 cites·24 claims
- 0583US5118684APiperdine derivative and pharmaceutical compositionEISAI CO LTD·Filed 1991·Granted Jun 2, 1992·32 cites·15 claims
- 0682US5196439APiperidine compounds useful to treat cerebrovascular diseasesEISAI CO LTD·Filed 1992·Granted Mar 23, 1993·26 cites·9 claims
- 0781US4942169APiperidine derivative and pharmaceutical compositionEISAI CO LTD·Filed 1989·Granted Jul 17, 1990·18 cites·18 claims
- 0871US5151417A3-substituted vinyl cephalosporin derivativesEISAI CO LTD·Filed 1990·Granted Sep 29, 1992·13 cites·12 claims
- 0965US4921850A3-propenylcephem derivativeEISAI CO LTD·Filed 1987·Granted May 1, 1990·5 cites·11 claims
- 1064US5523307ACyclic amine and pharmacological compositionEISAI CO LTD·Filed 1994·Granted Jun 4, 1996·9 cites·7 claims
- 1161US5039681APiperidine derivative and pharmaceutical compositionEISAI CO LTD·Filed 1990·Granted Aug 13, 1991·9 cites·16 claims
- 1257US4929612AThiadiazolylacetamide cephem derivativesEISAI CO LTD·Filed 1988·Granted May 29, 1990·4 cites·5 claims
- 1356US4180577AFuro[2, 3d]pyrimidine derivatives and anti-ulcer containing the sameEISAI CO LTD·Filed 1978·Granted Dec 25, 1979·3 cites·18 claims
- 1452US5424318APiperidine derivative and pharmaceutical compositionEISAI CO LTD·Filed 1994·Granted Jun 13, 1995·5 cites·19 claims
- 1552US5128465AProcess for the preparation of cephem derivatives and intermediates thereforEISAI CO LTD·Filed 1990·Granted Jul 7, 1992·4 cites·3 claims
- 1647US5089491A3-propenylcephem derivativeEISAI CO LTD·Filed 1990·Granted Feb 18, 1992·2 cites·6 claims
- 1745US5306720APiperidine derivative and pharmaceutical compositionEISAI CO LTD·Filed 1991·Granted Apr 26, 1994·3 cites·9 claims
- 1843US5006649A3-propenylcephem derivativeEISAI CO LTD·Filed 1990·Granted Apr 9, 1991·1 cites·5 claims
- 1932US5654306APiperidine derivative and pharmaceutical compositionEISAI CO LTD·Filed 1995·Granted Aug 5, 1997·0 cites·11 claims
- 2031US5102895ANovel vitamin e derivatives and process for the production thereofEISAI CO LTD·Filed 1990·Granted Apr 7, 1992·2 cites·3 claims
- 2131US4038278A4-aminopyrimidium derivatives and preparation thereofEISAI CO LTD·Filed 1975·Granted Jul 26, 1977·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →