Inventor · disambiguated record
Kazumasa Hamamura
Also filed as: HAMAMURA KAZUMASA
3 granted patents·2 pending applications·67 citations·filing 1995–2006
73Inventor score
Top patents by PatentIndex Score
5 records- 0189US6982348B2Aminoethanol derivativesTAKEDA PHARMACEUTICAL·Filed 2002·Granted Jan 3, 2006·45 cites·55 claims
- 0273US7553867B2Furan or thiophene derivative and medicinal use thereofTAKEDA PHARMACEUTICAL·Filed 2003·Granted Jun 30, 2009·9 cites·27 claims
- 0367US5998433ACondensed compounds, their production and useTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1995·Granted Dec 7, 1999·13 cites·32 claims
- 0442US2007010537A1Fused pyramidine derivative and use thereofHAMAMURA KAZUMASA·Filed 2004·Application pending·0 cites
- 0541US2009062258A1Fused pyrimidine derivative and use thereofTAKEDA PHARMACEUTICAL·Filed 2006·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →