Inventor · disambiguated record
Toshikatsu Umaba
Also filed as: UMABA TOSHIKATSU
11 granted patents·167 citations·filing 1980–2015
90Inventor score
Top patents by PatentIndex Score
11 records- 0190US8956995B2Catalyst and method for thermal decomposition of organic substance and method for producing such catalystMASATSUGU MITSURU·Filed 2009·Granted Feb 17, 2015·68 cites·6 claims
- 0280US7325931B2Projection type video displaySANYO ELECTRIC CO·Filed 2005·Granted Feb 5, 2008·8 cites·9 claims
- 0377US4977127ACatalyst for denitrizing nitrogen oxides contained in waste gasesSAKAI CHEMICAL INDUSTRY CO·Filed 1989·Granted Dec 11, 1990·32 cites·5 claims
- 0464US5582809ACatalyst and method for denitrization of nitrogen oxidesSAKAI CHEMICAL INDUSTRY CO·Filed 1994·Granted Dec 10, 1996·30 cites·2 claims
- 0563US10035132B2Polycondensation catalyst for producing polyester and method for producing polyester using the sameSAKAI CHEMICAL INDUSTRY CO·Filed 2015·Granted Jul 31, 2018·0 cites·14 claims
- 0656US4859439ACatalyst and a method for denitrizing nitrogen oxides contained in waste gasesSAKAI CHEMICAL INDUSTRY CO·Filed 1987·Granted Aug 22, 1989·16 cites·6 claims
- 0748US9981248B2Polycondensation catalyst for producing polyester and method for producing polyester using the sameUMABA TOSHIKATSU·Filed 2006·Granted May 29, 2018·0 cites·7 claims
- 0837US4952381AMethod for denitrizing nitrogen oxides contained in waste gasSAKAI CHEMICAL INDUSTRY CO·Filed 1988·Granted Aug 28, 1990·5 cites·7 claims
- 0935US4892716AMolded catalyst and method of catalytic gas reactions using the sameSAKAI CHEMICAL INDUSTRY CO·Filed 1988·Granted Jan 9, 1990·4 cites·1 claims
- 1033US4297248AMethod for packing catalystsSAKAI CHEMICAL INDUSTRY CO·Filed 1980·Granted Oct 27, 1981·2 cites·3 claims
- 1131US4755500AMolded catalyst for catalytic gas reactionsSAKAI CHEMICAL INDUSTRY CO·Filed 1986·Granted Jul 5, 1988·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →