Inventor · disambiguated record
Tomohisa Ohata
Also filed as: OHATA TOMOHISA
7 granted patents·523 citations·filing 1982–1992
90Inventor score
Files withNIPPON CATALYTIC CHEM IND7
Top patents by PatentIndex Score
7 records- 0194US4708946ACatalyst for purifying exhaust gasNIPPON CATALYTIC CHEM IND·Filed 1986·Granted Nov 24, 1987·89 cites·25 claims
- 0293US4904633ACatalyst for purifying exhaust gas and method for production thereofNIPPON CATALYTIC CHEM IND·Filed 1987·Granted Feb 27, 1990·93 cites·37 claims
- 0393US4483940AMethod for manufacture of honeycomb catalystNIPPON CATALYTIC CHEM IND·Filed 1982·Granted Nov 20, 1984·69 cites·23 claims
- 0492US5260249ACatalyst for purifying automotive exhaust gasNIPPON CATALYTIC CHEM IND·Filed 1992·Granted Nov 9, 1993·96 cites·14 claims
- 0591US5015617ACatalyst for purifying exhaust gas and method for production thereofNIPPON CATALYTIC CHEM IND·Filed 1989·Granted May 14, 1991·82 cites·25 claims
- 0691US4504598AProcess for producing honeycomb catalyst for exhaust gas conversionNIPPON CATALYTIC CHEM IND·Filed 1984·Granted Mar 12, 1985·62 cites·3 claims
- 0769US5286699AExhaust gas purifying catalyst suppressing the generation of hydrogen sulfide and method of making the catalystNIPPON CATALYTIC CHEM IND·Filed 1991·Granted Feb 15, 1994·32 cites·7 claims
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