Inventor · disambiguated record
Helmut Ulrich
Also filed as: KOLMITZ WILLI · ULRICH HELMUT
13 granted patents·93 citations·filing 1977–1993
91Inventor score
Files withWABCO WESTINGHOUSE FAHRZEUG7WABCO WESTINGHOUSE GMBH3WABCO FAHRZEUGBREMSEN GMBH1WABCO WESTINGHOUSE1WABCO WESTINGHOUSE FAHRZEGBREM1
Top patents by PatentIndex Score
13 records- 0168US4161341AActuating device for pressure medium brake systemsWABCO WESTINGHOUSE GMBH·Filed 1977·Granted Jul 17, 1979·21 cites·4 claims
- 0263US4145089AVehicle load-controlled brake pressure regulating valve deviceWABCO WESTINGHOUSE GMBH·Filed 1977·Granted Mar 20, 1979·9 cites·10 claims
- 0360US4125290AVehicle load-controlled brake pressure regulating valve deviceWABCO WESTINGHOUSE GMBH·Filed 1977·Granted Nov 14, 1978·8 cites·7 claims
- 0456US4640556ALoad-dependent brake pressure regulator for motor vehicle and/or trailer brake systemsWABCO WESTINGHOUSE FAHRZEUG·Filed 1984·Granted Feb 3, 1987·8 cites·18 claims
- 0543US5181418ADevice for monitoring the pressure of a measurement chamber charged with the pressure of a vehicle tireWABCO WESTINGHOUSE FAHRZEUG·Filed 1991·Granted Jan 26, 1993·10 cites·32 claims
- 0642US4926907ARelay valve for pneumatic or hydraulic applicationWABCO WESTINGHOUSE FAHRZEUG·Filed 1986·Granted May 22, 1990·7 cites·8 claims
- 0741US4666217ALoad controller brake force controller for pneumatic motor vehicle or motor vehicle trailer brake systemsWABCO WESTINGHOUSE·Filed 1984·Granted May 19, 1987·4 cites·19 claims
- 0835US5101754ADevice for surveillance of a pressure in a vehicle tireWABCO WESTINGHOUSE FAHRZEUG·Filed 1990·Granted Apr 7, 1992·8 cites·20 claims
- 0934US4444439AApparatus for adjusting a mechanically-controlled, load-dependent braking-power regulatorWABCO FAHRZEUGBREMSEN GMBH·Filed 1981·Granted Apr 24, 1984·2 cites·6 claims
- 1032US4679865ARelay valve deviceWABCO WESTINGHOUSE FAHRZEUG·Filed 1986·Granted Jul 14, 1987·4 cites·14 claims
- 1130US5226315ADevice for surveillance of a gas-filled chamber to monitor leaksWABCO WESTINGHOUSE FAHRZEGBREM·Filed 1990·Granted Jul 13, 1993·5 cites·34 claims
- 1230US4941510ARelay valve for pneumatic or hydraulic applicationWABCO WESTINGHOUSE FAHRZEUG·Filed 1989·Granted Jul 17, 1990·2 cites·4 claims
- 1329US5400649ADevice for monitoring the pressure of a vehicle tireWABCO WESTINGHOUSE FAHRZEUG·Filed 1993·Granted Mar 28, 1995·5 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →