Inventor · disambiguated record
James A. Hinnenkamp
Also filed as: ASCHEBEN JOHN · HINNENKAMP JAMES A
27 granted patents·1 pending application·569 citations·filing 1974–2014
97Inventor score
Files withNAT DISTILLERS CHEM CORP15QUANTUM CHEM CORP8MILLENNIUM PETROCHEM INC3PRETIUM VENTURES AA LLC2
Top patents by PatentIndex Score
28 records- 0197US5817869AUse of pentavalent Group VA oxides in acetic acid processingQUANTUM CHEM CORP·Filed 1996·Granted Oct 6, 1998·103 cites·24 claims
- 0294US4188490ACatalytic oxidation of ethylene to mixtures of acetic acid and vinyl acetateNAT DISTILLERS CHEM CORP·Filed 1977·Granted Feb 12, 1980·35 cites·9 claims
- 0393US6552221B1Process control for acetic acid manufactureMILLENNIUM PETROCHEM INC·Filed 2000·Granted Apr 22, 2003·80 cites·73 claims
- 0493US6362366B1Manufacturing and process control methodsMILLENNIUM PETROCHEM INC·Filed 2000·Granted Mar 26, 2002·27 cites·45 claims
- 0593US4724275ACrystalline aluminosilicates and their use in the conversion of methanol to low molecular weight hydrocarbonsNAT DISTILLERS CHEM CORP·Filed 1985·Granted Feb 9, 1988·51 cites·4 claims
- 0687US4435598AProcess for the catalytic oxidation of propylene to acrylic acidNAT DISTILLERS CHEM CORP·Filed 1977·Granted Mar 6, 1984·18 cites·8 claims
- 0786US6031129AUse of pentavalent group VA oxides in acetic acid processingQUANTUM CHEM CORP·Filed 1995·Granted Feb 29, 2000·30 cites·30 claims
- 0882US9227902B2Compositions for carboxylic acid production and methods for making and using samePRETIUM VENTURES AA LLC·Filed 2014·Granted Jan 5, 2016·6 cites·18 claims
- 0981US6103934AManufacturing and process control methodsMILLENNIUM PETROCHEM INC·Filed 1998·Granted Aug 15, 2000·44 cites·43 claims
- 1080US4331641ASynthetic crystalline metal silicate compositions and preparation thereofNAT DISTILLERS CHEM CORP·Filed 1979·Granted May 25, 1982·24 cites·6 claims
- 1178US4670474ASynthetic crystalline metallosilicate compositions, the preparation thereof and their use in the conversion of synthesis gas to low molecular weight hydrocarbonsNAT DISTILLERS CHEM CORP·Filed 1985·Granted Jun 2, 1987·15 cites·10 claims
- 1276US3970697AOxidation of ethylene to acetic acidNAT DISTILLERS CHEM CORP·Filed 1974·Granted Jul 20, 1976·24 cites·13 claims
- 1372US4499298AProcess for the production of estersNAT DISTILLERS CHEM CORP·Filed 1979·Granted Feb 12, 1985·8 cites·8 claims
- 1467US5344886AProcess for making graft propylene polymersQUANTUM CHEM CORP·Filed 1993·Granted Sep 6, 1994·18 cites·40 claims
- 1566US4376757ASynthetic crystalline silicate compositions and preparation thereofNAT DISTILLERS CHEM CORP·Filed 1981·Granted Mar 15, 1983·18 cites·8 claims
- 1661US5344888AProcess for making graft propylene polymersQUANTUM CHEM CORP·Filed 1993·Granted Sep 6, 1994·14 cites·34 claims
- 1759US4462971APreparation of crystalline metal silicate and borosilicate compositionsNAT DISTILLERS CHEM CORP·Filed 1982·Granted Jul 31, 1984·15 cites·10 claims
- 1857US4324695ACatalyst compositions of transition metal carbonyl complexes intercalcated with lamellar materialsNAT DISTILLERS CHEM CORP·Filed 1980·Granted Apr 13, 1982·9 cites·6 claims
- 1952US2009326268A1Compositions for carboxylic acid production and methods for making and using samePRETIUM VENTURES AA LLC·Filed 2009·Application pending·0 cites
- 2046US4707500ASynthetic crystalline ferroborosilicate compositions, the preparation thereof and their use in the conversion of synthesis gas to low molecular weight hydrocarbonsNAT DISTILLERS CHEM CORP·Filed 1986·Granted Nov 17, 1987·9 cites·10 claims
- 2145US4980326ACrystalline aluminosilicate compositions, the preparation thereof and their use in the conversion of synthesis gas to low molecular weight hydrocarbonsQUANTUM CHEM CORP·Filed 1988·Granted Dec 25, 1990·8 cites·10 claims
- 2243US4415473AWater gas shift reaction employing intercalated metal carbonyl complex catalyst compositionNAT DISTILLERS CHEM CORP·Filed 1981·Granted Nov 15, 1983·4 cites·5 claims
- 2339US4299758AHalogenated cyclopentadiene diadducts of diacetylenic compoundsNAT DISTILLERS CHEM CORP·Filed 1977·Granted Nov 10, 1981·1 cites·7 claims
- 2434US5064865ACrystalline aluminosilicate compositions, the preparation thereof and their use in the conversion of synthesis gas to low molecular weight hydrocarbonsQUANTUM CHEM CORP·Filed 1990·Granted Nov 12, 1991·3 cites·3 claims
- 2533US4413146ATransition metal carbonyl complexes intercalated with lamellar materials and use of the intercalated complexes in the catalysis of organic reactionsNAT DISTILLERS CHEM CORP·Filed 1981·Granted Nov 1, 1983·1 cites·6 claims
- 2631US5037787ANickel pillared interlayered clayQUANTUM CHEM CORP·Filed 1989·Granted Aug 6, 1991·2 cites·15 claims
- 2731US4963518ASilanated metal-pillared interlayered clayQUANTUM CHEM CORP·Filed 1989·Granted Oct 16, 1990·2 cites·12 claims
- 2829US4423020ACrystalline metal silicate compositionsNAT DISTILLERS CHEM CORP·Filed 1981·Granted Dec 27, 1983·0 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →