Inventor · disambiguated record
William P. Hegarty
Also filed as: HEGARTY WILLIAM · HEGARTY WILLIAM P · NICHOLAS DAVID M
21 granted patents·3 pending applications·1,439 citations·filing 1978–2023
97Inventor score
Files withAIR PROD & CHEM16SIGNTEX INC4HEGARTY WILLIAM2SELF POWERED LIGHTING INC1SELF POWERED LIGHTING LTD1
Top patents by PatentIndex Score
24 records- 0198US4542114AProcess for the recovery and recycle of effluent gas from the regeneration of particulate matter with oxygen and carbon dioxideAIR PROD & CHEM·Filed 1984·Granted Sep 17, 1985·154 cites·9 claims
- 0297US4417449AProcess for separating carbon dioxide and acid gases from a carbonaceous off-gasAIR PROD & CHEM·Filed 1982·Granted Nov 29, 1983·103 cites·14 claims
- 0396US4545787AProcess for producing by-product oxygen from turbine power generationAIR PROD & CHEM·Filed 1984·Granted Oct 8, 1985·78 cites·10 claims
- 0496US4254094AProcess for producing hydrogen from synthesis gas containing COSAIR PROD & CHEM·Filed 1979·Granted Mar 3, 1981·70 cites·22 claims
- 0595US5276591ASign with indirect illumination from light emitting diodesHEGARTY WILLIAM·Filed 1992·Granted Jan 4, 1994·139 cites·13 claims
- 0694US5240476AProcess for sulfur removal and recovery from a power generation plant using physical solventAIR PROD & CHEM·Filed 1990·Granted Aug 31, 1993·112 cites·7 claims
- 0794US4957515AProcess for sulfur removal and recovery from fuel gas using physical solventAIR PROD & CHEM·Filed 1988·Granted Sep 18, 1990·91 cites·3 claims
- 0894US4449994ALow energy process for separating carbon dioxide and acid gases from a carbonaceous off-gasAIR PROD & CHEM·Filed 1982·Granted May 22, 1984·78 cites·23 claims
- 0994US4242108AHydrogen sulfide concentrator for acid gas removal systemsAIR PROD & CHEM·Filed 1979·Granted Dec 30, 1980·76 cites·11 claims
- 1093US5375580AInternal combustion engine with cooling of intake air using refrigeration of liquefied fuel gasAIR PROD & CHEM·Filed 1993·Granted Dec 27, 1994·127 cites·5 claims
- 1189US9277632B2Emergency lighting monitoring and reporting systemSIGNTEX INC·Filed 2014·Granted Mar 1, 2016·15 cites·23 claims
- 1289US5392594AIntegrated production of fuel gas and oxygenated organic compounds from synthesis gasAIR PROD & CHEM·Filed 1993·Granted Feb 28, 1995·45 cites·30 claims
- 1389US5137550ACascade acid gas removal processAIR PROD & CHEM·Filed 1991·Granted Aug 11, 1992·109 cites·3 claims
- 1485US5118395AOxygen recovery from turbine exhaust using solid electrolyte membraneAIR PROD & CHEM·Filed 1990·Granted Jun 2, 1992·45 cites·19 claims
- 1584US5174866AOxygen recovery from turbine exhaust using solid electrolyte membraneAIR PROD & CHEM·Filed 1992·Granted Dec 29, 1992·49 cites·18 claims
- 1684US4475347AProcess for separating carbon dioxide and sulfur-containing gases from a synthetic fuel production process off-gasAIR PROD & CHEM·Filed 1982·Granted Oct 9, 1984·42 cites·17 claims
- 1777US2024334562A1Emergency lighting monitoring and reporting systemSIGNTEX INC·Filed 2023·Application pending·0 cites
- 1876US4383382ASelf-luminous safety signSELF POWERED LIGHTING INC·Filed 1980·Granted May 17, 1983·37 cites·22 claims
- 1972US4826670AOxygen enriched claus system with sulfuric acid injectionAIR PROD & CHEM·Filed 1985·Granted May 2, 1989·20 cites·11 claims
- 2071US5851061ARecessed emergency lighting with movable mirrorHEGARTY WILLIAM·Filed 1997·Granted Dec 22, 1998·38 cites·15 claims
- 2160US2020245434A1Emergency lighting monitoring and reporting systemSIGNTEX INC·Filed 2019·Application pending·0 cites
- 2250US2016212818A1Emergency lighting monitoring and reporting systemSIGNTEX INC·Filed 2016·Application pending·0 cites
- 2344US4332598AProcess for treating industrial gas streamAIR PROD & CHEM·Filed 1980·Granted Jun 1, 1982·10 cites·8 claims
- 2426US4183595AApparatus for filling glass tubing with pure gasSELF POWERED LIGHTING LTD·Filed 1978·Granted Jan 15, 1980·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →