Inventor · disambiguated record
Kentarou Kumazawa
Also filed as: KUMAZAWA KENTAROU
4 granted patents·1 pending application·25 citations·filing 2000–2009
70Inventor score
Technology areasA61P
Top patents by PatentIndex Score
5 records- 0179US6642250B21,8-naphthyridin-2(1H)-one derivativesGRELAN PHARMACEUTICAL CO·Filed 2000·Granted Nov 4, 2003·19 cites·12 claims
- 0271US8193356B2Heterocycle compound, and production process and application thereofKANAZAWA HASHIME·Filed 2006·Granted Jun 5, 2012·4 cites·8 claims
- 0364US7608716B2Pyrazolonaphthyridine derivativeASKA PHARM CO LTD·Filed 2003·Granted Oct 27, 2009·2 cites·2 claims
- 0452US2010093782A1Pyrazolonaphthyridine derivativesKANAZAWA HASHIME·Filed 2009·Application pending·0 cites
- 0539US7115623B2PDE IV inhibitorsASKA PHARM CO LTD·Filed 2002·Granted Oct 3, 2006·0 cites·13 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →