Inventor · disambiguated record
Hiroya Okumura
Also filed as: OKUMURA HIROYA
6 granted patents·77 citations·filing 1996–2004
82Inventor score
Top patents by PatentIndex Score
6 records- 0181US5886205AProcess for producing silicon-containing isocyanate compoundTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1997·Granted Mar 23, 1999·28 cites·5 claims
- 0268US5756600AUrethane-modified epoxy vinyl ester resinTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1996·Granted May 26, 1998·27 cites·10 claims
- 0357US5854313AFine particles of high heat resistant polymer and epoxy estersTAKEDA CHEMICAL INDUSTRIES LTD·Filed 1997·Granted Dec 29, 1998·15 cites·12 claims
- 0455US7125623B2Separator for solid polymer type fuel cell and process for producing the sameJAPAN COMPOSITE CO LTD·Filed 2001·Granted Oct 24, 2006·3 cites·12 claims
- 0549US6815053B2Lowly heat-expandable laminateJAPAN COMPOSITE CO LTD·Filed 2001·Granted Nov 9, 2004·4 cites·9 claims
- 0638US7604755B2Electroconductive resin composition and separator for fuel cellJAPAN COMPOSITE CO LTD·Filed 2004·Granted Oct 20, 2009·0 cites·17 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →