Inventor · disambiguated record
Leroy O. Krbechek
Also filed as: KRBECHEK LEROY · KRBECHEK LEROY O
21 granted patents·140 citations·filing 1978–1998
94Inventor score
Files withHENKEL CORP21
Top patents by PatentIndex Score
21 records- 0183US6231784B1Water insoluble composition of an aldoxime extractant and an equilibrium modifierHENKEL CORP·Filed 1998·Granted May 15, 2001·33 cites·30 claims
- 0283US5300689AOximation processHENKEL CORP·Filed 1992·Granted Apr 5, 1994·25 cites·34 claims
- 0379US5488161AOximation processHENKEL CORP·Filed 1994·Granted Jan 30, 1996·17 cites·21 claims
- 0472US4936999AProcess for recovery of amino acids from aqueous mixturesHENKEL CORP·Filed 1988·Granted Jun 26, 1990·9 cites·15 claims
- 0565US5993757AReoximation of metal extraction circuit organicsHENKEL CORP·Filed 1998·Granted Nov 30, 1999·15 cites·39 claims
- 0661US4886889AProcess for recovery of an amino acid from aqueous mixtures thereofHENKEL CORP·Filed 1986·Granted Dec 12, 1989·6 cites·33 claims
- 0758US4201716APreparation of 22-steroid acetalsHENKEL CORP·Filed 1978·Granted May 6, 1980·4 cites·25 claims
- 0855US5302748AEsterification processHENKEL CORP·Filed 1993·Granted Apr 12, 1994·5 cites·22 claims
- 0954US5808130AEsterification of phenolsHENKEL CORP·Filed 1996·Granted Sep 15, 1998·5 cites·63 claims
- 1052US5349088AOximation processHENKEL CORP·Filed 1993·Granted Sep 20, 1994·4 cites·21 claims
- 1146US4255345ASteroid productionHENKEL CORP·Filed 1980·Granted Mar 10, 1981·5 cites·37 claims
- 1244US4252730AHydrolysis of steroidal carbamatesHENKEL CORP·Filed 1980·Granted Feb 24, 1981·4 cites·17 claims
- 1340US4171317ASelective conversion of 20-methylpregna-3,5,20(21)-triene-3,21-diol-diacetate to 3-oxo-20-methylpregna-4,20(21)-diene-21-yl-acetateHENKEL CORP·Filed 1978·Granted Oct 16, 1979·1 cites·20 claims
- 1439US5877355A2-hydroxy-5-alkyl-beta-methylstyrene and process of preparing hydroxyarylaldehydes therefromHENKEL CORP·Filed 1997·Granted Mar 2, 1999·1 cites·18 claims
- 1538US5457236AProcess for the production of beta-diketoneHENKEL CORP·Filed 1994·Granted Oct 10, 1995·2 cites·6 claims
- 1635US4252732AProcessing of steroids containing amino functionalityHENKEL CORP·Filed 1980·Granted Feb 24, 1981·2 cites·21 claims
- 1734US6077970ACarboxylic acid esters of 2-hydroxy-5-isoalkyl-beta-methylstyreneHENKEL CORP·Filed 1998·Granted Jun 20, 2000·0 cites·5 claims
- 1834US4251450ANitrogen transhalogenation processHENKEL CORP·Filed 1980·Granted Feb 17, 1981·1 cites·28 claims
- 1933US4252731APreparation of steroidal carbamatesHENKEL CORP·Filed 1980·Granted Feb 24, 1981·1 cites·13 claims
- 2030US4599457AProcess of preparing hydroxyarylaldehydesHENKEL CORP·Filed 1985·Granted Jul 8, 1986·0 cites·14 claims
- 2129US5081155AHydroxy aromatic ketonesHENKEL CORP·Filed 1990·Granted Jan 14, 1992·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →