Inventor · disambiguated record
Louis Hegedus
Also filed as: HEGEDUS LOUIS · SUMMERS JACK C
23 granted patents·773 citations·filing 1975–1989
97Inventor score
Top patents by PatentIndex Score
23 records- 0197US4413041ACross-flow monolith reactorGRACE W R & CO·Filed 1982·Granted Nov 1, 1983·85 cites·22 claims
- 0294US4929586ACatalysts for selective catalytic reduction DeNOx technologyGRACE W R & CO·Filed 1988·Granted May 29, 1990·86 cites·53 claims
- 0393US4153579APlatinum, rhodium, and palladium catalyst for automotive emission controlGEN MOTORS CORP·Filed 1978·Granted May 8, 1979·58 cites·6 claims
- 0490US4510263ACatalyst with high geometric surface area alumina extrudate and catalyst with high geometric surface areaGRACE W R & CO·Filed 1983·Granted Apr 9, 1985·49 cites·19 claims
- 0586US4771029AMonolith washcoat having optimum pore structure and optimum method of designing the washcoatGRACE W R & CO·Filed 1987·Granted Sep 13, 1988·47 cites·4 claims
- 0684US5137855ACatalysts for selective catalytic reduction denox technologyGRACE W R & CO·Filed 1989·Granted Aug 11, 1992·44 cites·19 claims
- 0783US4396480ASolid electrolyte sheetGRACE W R & CO·Filed 1982·Granted Aug 2, 1983·37 cites·22 claims
- 0882US4643806AElectrocatalytic energy conversion and chemicals productionGRACE W R & CO·Filed 1982·Granted Feb 17, 1987·30 cites·11 claims
- 0982US4152301ACatalyst for automotive emission control and method for making sameGEN MOTORS CORP·Filed 1978·Granted May 1, 1979·31 cites·12 claims
- 1081US4510261ACatalyst with high geometric surface areaGRACE W R & CO·Filed 1983·Granted Apr 9, 1985·34 cites·13 claims
- 1181US4128506APlatinum-rhodium catalyst for automotive emission controlGEN MOTORS CORP·Filed 1978·Granted Dec 5, 1978·25 cites·3 claims
- 1280US4346557AIncineration-cleanable composite diesel exhaust filter and vehicle equipped therewithGEN MOTORS CORP·Filed 1980·Granted Aug 31, 1982·45 cites·3 claims
- 1379US4463065AFuel cell and method for conducting gas-phase oxidationGRACE W R & CO·Filed 1982·Granted Jul 31, 1984·36 cites·38 claims
- 1474US4975256AProcess using catalysts for selective catalytic reduction denox technologyGRACE W R & CO·Filed 1989·Granted Dec 4, 1990·28 cites·14 claims
- 1573US4222236AMethod for reducing CO and HC emissionsGEN MOTORS CORP·Filed 1978·Granted Sep 16, 1980·20 cites·8 claims
- 1670US4051073APellet-type oxidation catalystGEN MOTORS CORP·Filed 1976·Granted Sep 27, 1977·16 cites·5 claims
- 1766US4541995AProcess for utilizing doubly promoted catalyst with high geometric surface areaGRACE W R & CO·Filed 1984·Granted Sep 17, 1985·18 cites·7 claims
- 1865US4859433AProcess for treating automotive exhaust gases using monolith washcoat having optimum pore structureGRACE W R & CO·Filed 1988·Granted Aug 22, 1989·20 cites·2 claims
- 1964US4541996AProcess for utilizing catalyst with high geometric surface areaGRACE W R & CO·Filed 1984·Granted Sep 17, 1985·17 cites·7 claims
- 2062US4199477AMethod for application of porous wash coats to low porosity refractory catalytic monoliths and the resulting supportGEN MOTORS CORP·Filed 1975·Granted Apr 22, 1980·14 cites·8 claims
- 2162US4119571APellet type oxidation catalystGEN MOTORS CORP·Filed 1977·Granted Oct 10, 1978·12 cites·7 claims
- 2259US4510262ADoubly promoted catalyst with high geometric surface areaGRACE W R & CO·Filed 1983·Granted Apr 9, 1985·14 cites·13 claims
- 2335US4329844ADiesel exhaust filter-incineratorGEN MOTORS CORP·Filed 1980·Granted May 18, 1982·7 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →