Inventor · disambiguated record
Yoshio Urawa
Also filed as: URAWA YOSHIO
16 granted patents·1 pending application·32 citations·filing 1992–2014
91Inventor score
Top patents by PatentIndex Score
17 records- 0181US7563811B21,2-dihydropyridine compounds, manufacturing method thereof and use thereofEISAI R&D MAN CO LTD·Filed 2005·Granted Jul 21, 2009·5 cites·9 claims
- 0278US5557002AProcess for the preparation of biphenyl containing intermediates useful in making angiotensin II receptor antagonistsEISAI CO LTD·Filed 1995·Granted Sep 17, 1996·14 cites·19 claims
- 0373US7557217B2Process for production of benzimidazole derivative salt precipitateEISAI R&D MAN CO LTD·Filed 2005·Granted Jul 7, 2009·1 cites·6 claims
- 0472US8772497B2Method for producing 1, 2-dihydropyridine-2-one compoundARIMOTO ITARU·Filed 2010·Granted Jul 8, 2014·3 cites·26 claims
- 0560US9045426B2Method for producing 1,2-dihydropyridine-2-one compoundEISAI R&D MAN CO LTD·Filed 2014·Granted Jun 2, 2015·0 cites·20 claims
- 0657US5583229AProcess for the preparation of imidazopyridine derivativesEISAI CO LTD·Filed 1993·Granted Dec 10, 1996·3 cites·10 claims
- 0745US5245060ATerpene derivatives and process for preparing the sameEISAI CO LTD·Filed 1992·Granted Sep 14, 1993·3 cites·11 claims
- 0844US5554757AProcess for the preparation of imidazopyridine derivatives, and intermediates thereforeEISAI CO LTD·Filed 1995·Granted Sep 10, 1996·1 cites·8 claims
- 0942US2009088574A1Crystal of 1,2-dihydropyridine compound (type iv)EISAI R&D MAN CO LTD·Filed 2006·Application pending·0 cites
- 1037US5665888AProtected aminothiazolylacetic acid derivativesEISAI KAGAKU KK·Filed 1995·Granted Sep 9, 1997·1 cites·1 claims
- 1137US5631378AProtected aminothiazolylacetic acid derivativesEISAI KAGAKU KK·Filed 1996·Granted May 20, 1997·1 cites·1 claims
- 1235US5700938AIntermediates for imidazopyridine derivativesEISAI CO LTD·Filed 1995·Granted Dec 23, 1997·0 cites·2 claims
- 1335US5618969AIntermediates for imidazopyridinesEISAI CO LTD·Filed 1995·Granted Apr 8, 1997·0 cites·1 claims
- 1435US5587504ASulfonyloxy-biphenylcarboxylic ester derivatives which are intermediatesEISAI CO LTD·Filed 1995·Granted Dec 24, 1996·0 cites·3 claims
- 1535US5559236AIntermediates for substituted biphenylmethylmidazopyridine angiotensin II antagonistsEISAI CO LTD·Filed 1995·Granted Sep 24, 1996·0 cites·7 claims
- 1634US5608068AProcess for the preparation of imidazopyridine derivatives and intermediatesEISAI CO LTD·Filed 1995·Granted Mar 4, 1997·0 cites·7 claims
- 1731US5650518AProtected aminothiazolylacetic acid derivativesEISAI KAGAKU KK·Filed 1996·Granted Jul 22, 1997·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →