Inventor · disambiguated record
Yoshio Hatayama
Also filed as: HATAYAMA YOSHIO
5 granted patents·34 citations·filing 1976–2003
76Inventor score
Top patents by PatentIndex Score
5 records- 0159US4093561ACatalyst for the reduction of nitrogen oxides and method for the production thereofKYUSHU REFRACTORIES·Filed 1977·Granted Jun 6, 1978·14 cites·12 claims
- 0254US4096096AMethod for manufacture of catalyst used for reduction of nitrogen oxidesKYUSHU REFRACTORIES·Filed 1976·Granted Jun 20, 1978·11 cites·3 claims
- 0350US5606104AProcess for the preparation of acyloxybenzenesulfonic acid or salt thereofKAO CORP·Filed 1995·Granted Feb 25, 1997·5 cites·29 claims
- 0443US7351685B2Softener compositionKAO CORP·Filed 2003·Granted Apr 1, 2008·0 cites·18 claims
- 0535US6541444B1Softener compositionKAO CORP·Filed 1999·Granted Apr 1, 2003·4 cites·14 claims
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