Inventor · disambiguated record
Kazufumi Yanagihara
Also filed as: YANAGIHARA KAZUFUMI
16 granted patents·3 pending applications·73 citations·filing 1999–2013
91Inventor score
Top patents by PatentIndex Score
19 records- 0193US7351841B2Heterocyclic compounds and thrombopoietin receptor activatorsNISSAN CHEMICAL IND LTD·Filed 2005·Granted Apr 1, 2008·29 cites·111 claims
- 0287US7576115B2Heterocyclic compounds and thrombopoietin receptor activatorsNISSAN CHEMICAL IND LTD·Filed 2007·Granted Aug 18, 2009·9 cites·112 claims
- 0382US7968542B2Thiophene compounds and thrombopoietin receptor activatorsNISSAN CHEMICAL IND LTD·Filed 2006·Granted Jun 28, 2011·6 cites·37 claims
- 0476US8318796B2Heterocyclic compounds and thrombopoietin receptor activatorsOWADA SHINGO·Filed 2009·Granted Nov 27, 2012·3 cites·36 claims
- 0575US8552031B23-ethylidenehydrazino substituted heterocyclic compounds as thrombopoietin receptor activatorsMIYAJI KATSUAKI·Filed 2005·Granted Oct 8, 2013·3 cites·21 claims
- 0674US8420849B2Process for producing thiophene compound and intermediate thereofNISSAN CHEMICAL IND LTD·Filed 2012·Granted Apr 16, 2013·1 cites·10 claims
- 0773US6589983B1Benzopyran derivativeNISSAN CHEMICAL IND LTD·Filed 2000·Granted Jul 8, 2003·8 cites·9 claims
- 0869US6555574B14-oxybenzopyran derivativeNISSAN CHEMICAL IND LTD·Filed 2000·Granted Apr 29, 2003·5 cites·8 claims
- 0966US8134013B2Amide compound and thrombopoietin receptor activatorMYAJI KATSUAKI·Filed 2005·Granted Mar 13, 2012·2 cites·9 claims
- 1064US6677371B14-oxybenzopyran derivativeNISSAN CHEMICAL IND LTD·Filed 2000·Granted Jan 13, 2004·3 cites·6 claims
- 1163US8399685B2Process for producing thiophene compound and intermediate thereofYANAGIHARA KAZUFUMI·Filed 2009·Granted Mar 19, 2013·1 cites·10 claims
- 1262US8642786B2Process for producing thiophene compound and intermediate thereofNISSAN CHEMICAL IND LTD·Filed 2013·Granted Feb 4, 2014·0 cites·4 claims
- 1360US2014051857A1Heterocyclic compounds and thrombopoietin receptor activatorsNISSAN CHEMICAL IND LTD·Filed 2013·Application pending·0 cites
- 1458US2013012708A1Heterocyclic compounds and thrombopoietin receptor activatorsNISSAN CHEMICAL IND LTD·Filed 2012·Application pending·0 cites
- 1545US6066631AChroman derivativesNISSAN CHEMICAL IND LTD·Filed 1999·Granted May 23, 2000·3 cites·28 claims
- 1644US2011092496A1Thiophene compounds and thrombopoietin receptor activatorsNISSAN CHEMICAL IND LTD·Filed 2010·Application pending·0 cites
- 1739US7041700B2Substituted benzopyran derivatives against arrhythmiaNISSAN CHEMICAL IND LTD·Filed 2002·Granted May 9, 2006·0 cites·11 claims
- 1839US6809114B24-aminobenzopyran derivativesNISSAN CHEMICAL IND LTD·Filed 2002·Granted Oct 26, 2004·0 cites·11 claims
- 1931US6486178B1Indane derivativesNISSAN CHEMICAL IND LTD·Filed 1999·Granted Nov 26, 2002·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →