Inventor · disambiguated record
Helmut Wittkopp
Also filed as: BERSTEIN GARRJ · DORP HEINZ VOM · KUNZE BERNHARD · WITTKOPP HELMUT
15 granted patents·253 citations·filing 1977–1989
94Inventor score
Top patents by PatentIndex Score
15 records- 0182US4798963AApparatus for monitoring and measuring the quality of rail wheel still mounted beneath a rail vehicle without directly contacting the rail wheelsHEGENSCHEIDT GMBH WILHELM·Filed 1986·Granted Jan 17, 1989·65 cites·56 claims
- 0277US4866642AMethod and apparatus for determining the diameter of rail vehicle wheelsWILHELM HEGENSCHEIDT GES GMBH·Filed 1987·Granted Sep 12, 1989·41 cites·19 claims
- 0376US4802285AMethod and apparatus for ascertaining the radial location of a new wheel profile to be produced by a reprofiling operationHEGENSCHEIDT GMBH WILHELM·Filed 1987·Granted Feb 7, 1989·34 cites·11 claims
- 0474US4116094AMethod and apparatus for centering a wheel setHEGENSCHEIDT GMBH WILHELM·Filed 1977·Granted Sep 26, 1978·21 cites·11 claims
- 0552US4939962AMethod and apparatus for influencing the motion of a movable memberHEGENSCHEIDT GMBH WILHELM·Filed 1989·Granted Jul 10, 1990·16 cites·8 claims
- 0650US4195957ABoring tool with floating double edged knifeHEGENSCHEIDT GMBH WILHELM·Filed 1978·Granted Apr 1, 1980·11 cites·18 claims
- 0749US4211129AMethod for producing a boreHEGENSCHEIDT GMBH WILHELM·Filed 1978·Granted Jul 8, 1980·10 cites·2 claims
- 0848US4799839AMethod and apparatus for performing a rotary broaching operation particularly on work pieces of rotational symmetryHEGENSCHEIDT GMBH WILHELM·Filed 1987·Granted Jan 24, 1989·12 cites·23 claims
- 0948US4437328ACrankshaft glaze or smooth rolling machineHEGENSCHEIDT GMBH WILHELM·Filed 1982·Granted Mar 20, 1984·14 cites·4 claims
- 1047US4200012AMethod and apparatus for truing railroad wheelsHEGENSCHEIDT GMBH WILHELM·Filed 1978·Granted Apr 29, 1980·8 cites·5 claims
- 1144US4265149AMethod and apparatus for truing railroad wheelsHEGENSCHEIDT GMBH WILHELM·Filed 1979·Granted May 5, 1981·7 cites·5 claims
- 1232US4895057AMachine tool for broaching crankshaft connecting rod bearingsHEGENSCHEIDT GMBH WILHELM·Filed 1987·Granted Jan 23, 1990·4 cites·8 claims
- 1332US4711146AMethod for reprofiling profiles of wheel setsHEGENSCHEIDT GMBH WILHELM·Filed 1987·Granted Dec 8, 1987·6 cites·3 claims
- 1429US4861204ATurn broaching toolHEGENSCHEIDT GMBH WILHELM·Filed 1987·Granted Aug 29, 1989·2 cites·16 claims
- 1523US4119001AMethod of and machine for reprofiling a railroad-car wheelHEGENSCHEIDT GMBH WILHELM·Filed 1977·Granted Oct 10, 1978·2 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →