Inventor · disambiguated record
Helmut Klotz
Also filed as: ISENHAGEN WOLFGANG · KLOTZ HELMUT
18 granted patents·207 citations·filing 1978–1995
94Inventor score
Top patents by PatentIndex Score
18 records- 0176US4669269ATurbocharged internal combustion engineMTU FRIEDRICHSHAFEN GMBH·Filed 1986·Granted Jun 2, 1987·28 cites·25 claims
- 0272US5096547APreparation of chromic acid using bipolar membranesBAYER AG·Filed 1991·Granted Mar 17, 1992·22 cites·1 claims
- 0371US5127999AProcess for the preparation of alkali metal dichromates and chromic acid by electrolysisBAYER AG·Filed 1991·Granted Jul 7, 1992·22 cites·3 claims
- 0470US5128000ADimensionally stable anodes and their use in the preparation of alkali metal dichromates and chromic acidBAYER AG·Filed 1991·Granted Jul 7, 1992·19 cites·7 claims
- 0566US4539082AWoven diaphragm for aqueous electrolytesBAYER AG·Filed 1984·Granted Sep 3, 1985·14 cites·29 claims
- 0664US4548039ATurbocharged internal combustion engineMTU FRIEDRICHSHAFEN GMBH·Filed 1979·Granted Oct 22, 1985·16 cites·25 claims
- 0760US4402811AHydrochloric acid electrolytic cell for the preparation of chlorine and hydrogenBAYER AG·Filed 1981·Granted Sep 6, 1983·14 cites·5 claims
- 0855US4388802AInternal combustion engineMTU FRIEDRICHSHAFEN GMBH·Filed 1981·Granted Jun 21, 1983·13 cites·5 claims
- 0952US4428192ATurbocharged internal combustion engineMTU FRIEDRICHSHAFEN GMBH·Filed 1982·Granted Jan 31, 1984·18 cites·21 claims
- 1051US5575985APreparation of stable graphiteBAYER AG·Filed 1995·Granted Nov 19, 1996·11 cites·6 claims
- 1151US4422296AInternal combustion engine with supercharging by exhaust gas turbochargers and an auxiliary combustion chamberMTU FRIEDRICHSHAFEN GMBH·Filed 1981·Granted Dec 27, 1983·11 cites·15 claims
- 1243US5068015AElectrochemical process for the production of chromic acidBAYER AG·Filed 1989·Granted Nov 26, 1991·5 cites·10 claims
- 1343US4981573AProcess for the production of alkali dichromates and chromic acid employing an anode of valve metal activated by electrodepositing noble metals from meltsBAYER AG·Filed 1989·Granted Jan 1, 1991·4 cites·2 claims
- 1438US4439292ATreatment of perfluorinated polymer membranes containing carboxyl groupsBAYER AG·Filed 1982·Granted Mar 27, 1984·4 cites·10 claims
- 1533US5051155AProcesses for the preparation of alkali metal dichromates and chromic acidBAYER AG·Filed 1990·Granted Sep 24, 1991·2 cites·2 claims
- 1632US5094729AProcesses for the preparation of alkali metal dichromates and chromic acidBAYER AG·Filed 1991·Granted Mar 10, 1992·2 cites·5 claims
- 1729US5071522AProcess for the preparation of chromic acidBAYER AG·Filed 1991·Granted Dec 10, 1991·1 cites·4 claims
- 1826US4152226AProcess and apparatus for monitoring amalgam electrolysis cellsBAYER AG·Filed 1978·Granted May 1, 1979·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →