Inventor · disambiguated record
Harold E. Swift
Also filed as: MADGAVKAR AJAY M · REYNOLDS ELIZABETH H · SWIFT HAROLD E · SWIFT HAROLD EUGENE
77 granted patents·1 pending application·3,385 citations·filing 1973–2007
99Inventor score
Files withGULF RESEARCH DEVELOPMENT CO61PPG INDUSTRIES INC4BIOMERIDIAN INTERNATIONAL INC3MILLMASTER ONYX GROUP INC3PPG IND OHIO INC2
Top patents by PatentIndex Score
78 records- 0199US4381641ASubstoichiometric combustion of low heating value gasesGULF RESEARCH DEVELOPMENT CO·Filed 1980·Granted May 3, 1983·360 cites·18 claims
- 0299US4366668ASubstoichiometric combustion of low heating value gasesGULF RESEARCH DEVELOPMENT CO·Filed 1981·Granted Jan 4, 1983·340 cites·17 claims
- 0399US4299086AUtilization of energy obtained by substoichiometric combustion of low heating value gasesGULF RESEARCH DEVELOPMENT CO·Filed 1978·Granted Nov 10, 1981·300 cites·14 claims
- 0499US4250962AIn situ combustion process for the recovery of liquid carbonaceous fuels from subterranean formationsGULF RESEARCH DEVELOPMENT CO·Filed 1979·Granted Feb 17, 1981·328 cites·17 claims
- 0599US4186801AIn situ combustion process for the recovery of liquid carbonaceous fuels from subterranean formationsGULF RESEARCH DEVELOPMENT CO·Filed 1978·Granted Feb 5, 1980·351 cites·17 claims
- 0698US4378048ASubstoichiometric combustion of low heating value gases using different platinum catalystsGULF RESEARCH DEVELOPMENT CO·Filed 1981·Granted Mar 29, 1983·301 cites·6 claims
- 0798US4273188AIn situ combustion process for the recovery of liquid carbonaceous fuels from subterranean formationsGULF RESEARCH DEVELOPMENT CO·Filed 1980·Granted Jun 16, 1981·293 cites·19 claims
- 0895US4382912ASelective combusting of hydrogen sulfide in carbon dioxide injection gasGULF RESEARCH DEVELOPMENT CO·Filed 1981·Granted May 10, 1983·58 cites·27 claims
- 0994US4158621AProcess for increasing gasoline yield and quality during catalytic cracking of high metals content charge stocks using an alumina-aluminum phosphate-silica-zeolite catalystGULF RESEARCH DEVELOPMENT CO·Filed 1978·Granted Jun 19, 1979·68 cites·17 claims
- 1093US4433197ARemoving boron trifluoride from coordination compound contaminants in organic liquidsGULF RESEARCH DEVELOPMENT CO·Filed 1982·Granted Feb 21, 1984·35 cites·8 claims
- 1193US4409399AProcess for producing aliphatic aminesMILLMASTER ONYX GROUP INC·Filed 1981·Granted Oct 11, 1983·58 cites·39 claims
- 1293US4308414AOligomerizing alpha-olefins with a heterogeneous catalystGULF RESEARCH DEVELOPMENT CO·Filed 1979·Granted Dec 29, 1981·29 cites·13 claims
- 1393US3944482AProcess for the cracking of high metals content feedstocksGULF RESEARCH DEVELOPMENT CO·Filed 1974·Granted Mar 16, 1976·55 cites·29 claims
- 1491US4228036AAlumina-aluminum phosphate-silica-zeolite catalystGULF RESEARCH DEVELOPMENT CO·Filed 1979·Granted Oct 14, 1980·52 cites·8 claims
- 1591US4217287AEpoxidation of alpha-olefinsGULF RESEARCH DEVELOPMENT CO·Filed 1978·Granted Aug 12, 1980·21 cites·18 claims
- 1690US4179358AFluid cracking catalyst process using a zeolite dispersed in a magnesia-alumina-aluminum phosphate matrixGULF RESEARCH DEVELOPMENT CO·Filed 1978·Granted Dec 18, 1979·46 cites·17 claims
- 1788US4466884AProcess for cracking high metals content feedstocks using a cracking catalyst mixture containing antimony and/or tinGULF RESEARCH DEVELOPMENT CO·Filed 1982·Granted Aug 21, 1984·39 cites·22 claims
- 1886US4153638AOlefin polymerization processGULF RESEARCH DEVELOPMENT CO·Filed 1978·Granted May 8, 1979·41 cites·12 claims
- 1983US4213001AOligomerizing alpha-olefins with a heterogeneous catalystGULF RESEARCH DEVELOPMENT CO·Filed 1978·Granted Jul 15, 1980·14 cites·11 claims
- 2081US4384162ARemoving boron trifluoride contaminant from organic liquids with polyvinyl alcoholGULF RESEARCH DEVELOPMENT CO·Filed 1982·Granted May 17, 1983·14 cites·13 claims
- 2180US4222896AMagnesia-alumina-aluminum phosphate-zeolite catalystGULF RESEARCH DEVELOPMENT CO·Filed 1979·Granted Sep 16, 1980·29 cites·9 claims
- 2279US4101417AMethod of negating the effects of metals poisoning on zeolitic cracking catalystsGULF RESEARCH DEVELOPMENT CO·Filed 1976·Granted Jul 18, 1978·31 cites·6 claims
- 2378US4102914AProcess for preparing acrylonitrileGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Jul 25, 1978·24 cites·17 claims
- 2475US4365095AProcess for hydrogenating unsaturated compoundsGULF RESEARCH DEVELOPMENT CO·Filed 1981·Granted Dec 21, 1982·12 cites·19 claims
- 2575US4151194ADicyanotricyclodecaneGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Apr 24, 1979·9 cites·2 claims
- 2674US4153635APreparation of cumene hydroperoxideGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted May 8, 1979·9 cites·10 claims
- 2774US4138325AProcess for conversion of gas oil to ethylene and needle cokeGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Feb 6, 1979·20 cites·17 claims
- 2872US4179474AProcess for conversion of naphtha to ethyleneGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Dec 18, 1979·18 cites·25 claims
- 2971US6086669ADispersible free flowing particulate silica compositionPPG IND OHIO INC·Filed 1998·Granted Jul 11, 2000·25 cites·24 claims
- 3071US4191733AReduction of carbon monoxide in substoichiometric combustionGULF RESEARCH DEVELOPMENT CO·Filed 1978·Granted Mar 4, 1980·30 cites·22 claims
- 3171US4117021AProcess for removing organic oxygen-containing impurities from an organic compositionGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Sep 26, 1978·8 cites·8 claims
- 3271US4104318AProcess for removing organic oxygen-containing impurities from an organic composition in the presence of steamGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Aug 1, 1978·8 cites·23 claims
- 3370US7536220B2Methods for obtaining quick, repeatable and non-invasive bioelectrical signals in living organismsBIOMERIDIAN INTERNATIONAL INC·Filed 2007·Granted May 19, 2009·9 cites·12 claims
- 3470US4361705AProcess for hydrogenating unsaturated compoundsGULF RESEARCH DEVELOPMENT CO·Filed 1981·Granted Nov 30, 1982·21 cites·9 claims
- 3570US4121909ACatalytic reactorGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Oct 24, 1978·15 cites·3 claims
- 3669US4454366AMethod of recovering and recycling boron trifluoride catalystGULF RESEARCH DEVELOPMENT CO·Filed 1982·Granted Jun 12, 1984·8 cites·18 claims
- 3768US4210768ANickel silicate hydrogenation processGULF RESEARCH DEVELOPMENT CO·Filed 1978·Granted Jul 1, 1980·7 cites·10 claims
- 3864US6965052B2Synthesis of N-vinyl formamideSNF SA·Filed 2003·Granted Nov 15, 2005·3 cites·29 claims
- 3964US4394525AProcess for hydrogenating aldehydesGULF RESEARCH DEVELOPMENT CO·Filed 1981·Granted Jul 19, 1983·7 cites·23 claims
- 4064US4190518ASolvent refined coal processGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Feb 26, 1980·17 cites·12 claims
- 4164US4138326AHydrotreating process and catalystGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Feb 6, 1979·15 cites·43 claims
- 4262US5888467AAmorphous precipitated silica characterized by high dispersion in cured organic rubber compositionsPPG INDUSTRIES INC·Filed 1997·Granted Mar 30, 1999·18 cites·7 claims
- 4362US4192653ANovel fuel compositions comprising upgraded solid _and/or semi-solid material prepared from coalGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Mar 11, 1980·16 cites·12 claims
- 4461US5605569APrecipitated silica having high sodium sulfate contentPPG INDUSTRIES INC·Filed 1995·Granted Feb 25, 1997·31 cites·10 claims
- 4559US7026511B2Synthesis of N-vinylformamideSNF SA·Filed 2004·Granted Apr 11, 2006·2 cites·19 claims
- 4659US5747003AAmorphous precipitated silica abrasivePPG INDUSTRIES INC·Filed 1995·Granted May 5, 1998·22 cites·24 claims
- 4759US4404404AProcess for producing aliphatic aminesMILLMASTER ONYX GROUP INC·Filed 1981·Granted Sep 13, 1983·13 cites·37 claims
- 4858US7253224B2Silica-based particulatesPPG IND OHIO INC·Filed 2002·Granted Aug 7, 2007·4 cites·13 claims
- 4958US4394296ABoron trifluoride-water-silica catalystGULF RESEARCH DEVELOPMENT CO·Filed 1981·Granted Jul 19, 1983·12 cites·7 claims
- 5058US4158022APreparation of ethylbenzene hydroperoxideGULF RESEARCH DEVELOPMENT CO·Filed 1977·Granted Jun 12, 1979·4 cites·10 claims
Showing the top 50 of 78 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →