Inventor · disambiguated record
Dusan J. Engel
Also filed as: ENGEL DUSAN J
19 granted patents·331 citations·filing 1977–1993
95Inventor score
Files withUOP INC19
Top patents by PatentIndex Score
19 records- 0192US5350879ATransesterification using metal oxide solid solutions as the basic catalystUOP INC·Filed 1993·Granted Sep 27, 1994·45 cites·23 claims
- 0292US4647704AHydrocracking process for liquefaction of ligninUOP INC·Filed 1986·Granted Mar 3, 1987·60 cites·13 claims
- 0391US4323714AAlkylation of hydroxy-substituted aromatic compoundsUOP INC·Filed 1980·Granted Apr 6, 1982·30 cites·8 claims
- 0487US5057206AProcess for the production of white oilsUOP INC·Filed 1988·Granted Oct 15, 1991·51 cites·11 claims
- 0586US4251675APreparation of diphenylmethaneUOP INC·Filed 1979·Granted Feb 17, 1981·18 cites·1 claims
- 0682US4731491AProcess for liquefaction of ligninUOP INC·Filed 1986·Granted Mar 15, 1988·29 cites·21 claims
- 0777US4806616AN-N'-dialkylphenylenediamines as curing agents in polyurethane and polyurea manufacture by reaction injection moldingUOP INC·Filed 1987·Granted Feb 21, 1989·23 cites·15 claims
- 0876US4503269AIsomerization of cresolsUOP INC·Filed 1983·Granted Mar 5, 1985·12 cites·7 claims
- 0965US4323713APreparation of mono-tertiary butylhydroquinoneUOP INC·Filed 1980·Granted Apr 6, 1982·7 cites·11 claims
- 1059US5019662AProcess for the production of white oil from heavy aromatic alkylateUOP INC·Filed 1990·Granted May 28, 1991·18 cites·15 claims
- 1155US4499300A4-Vinylbenzeneacetic acidUOP INC·Filed 1983·Granted Feb 12, 1985·4 cites·8 claims
- 1254US4691063AIsomerization of cresolsUOP INC·Filed 1986·Granted Sep 1, 1987·12 cites·8 claims
- 1345US4433194APurification of cyclohexaneUOP INC·Filed 1983·Granted Feb 21, 1984·8 cites·8 claims
- 1445US4124643APreparation of 3-fluorosalicylaldehydeUOP INC·Filed 1977·Granted Nov 7, 1978·2 cites·3 claims
- 1544US4323715APreparation of mono-tertiary butylhydroquinoneUOP INC·Filed 1980·Granted Apr 6, 1982·2 cites·9 claims
- 1639US4973782APreparation of 2,2-diethyltolueneUOP INC·Filed 1989·Granted Nov 27, 1990·1 cites·18 claims
- 1738US4544796ASolvent extraction of aromatic compounds using alkylsulfoxide solventsUOP INC·Filed 1984·Granted Oct 1, 1985·4 cites·21 claims
- 1836US5296632AContinuous reduction of a hindered nitro moiety in aliphatic nitro polyaminesUOP INC·Filed 1992·Granted Mar 22, 1994·2 cites·16 claims
- 1936US4948861AN,N'-dialkylphenylenediamines as curing agents in polyurethane and polyurea manufacture by reaction injection moldingUOP INC·Filed 1988·Granted Aug 14, 1990·3 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →