Inventor · disambiguated record
Wilhelm Hertfelder
Also filed as: HERTFELD WILHELM · HERTFELDER WILHELM
9 granted patents·188 citations·filing 1973–1988
90Inventor score
Files withBOSCH GMBH ROBERT9
Top patents by PatentIndex Score
9 records- 0192US4251052AFluid flow control valve especially for use in heating installations for motor vehicles and a method of assembling and adjusting the valveBOSCH GMBH ROBERT·Filed 1979·Granted Feb 17, 1981·45 cites·35 claims
- 0280US5056309AInternal combustion engine, particularly otto engineBOSCH GMBH ROBERT·Filed 1988·Granted Oct 15, 1991·30 cites·15 claims
- 0380US4143706AClimate control for a motor vehicle compartmentBOSCH GMBH ROBERT·Filed 1977·Granted Mar 13, 1979·29 cites·14 claims
- 0477US4058255AHeater control for a motor vehicleBOSCH GMBH ROBERT·Filed 1976·Granted Nov 15, 1977·26 cites·16 claims
- 0564US4646705AExhaust gas return control system for an internal combustion engineBOSCH GMBH ROBERT·Filed 1986·Granted Mar 3, 1987·17 cites·12 claims
- 0657US4270726AValve arrangement, especially for controlling flow of hot water through a heating device for motor vehiclesBOSCH GMBH ROBERT·Filed 1979·Granted Jun 2, 1981·13 cites·11 claims
- 0755US4163432AElectrically motor driven and declutchable positioning device for a mechanical controlBOSCH GMBH ROBERT·Filed 1977·Granted Aug 7, 1979·14 cites·7 claims
- 0853US3961608AValve for controlling the flow of combustion gases in a combustion engineBOSCH GMBH ROBERT·Filed 1973·Granted Jun 8, 1976·11 cites·10 claims
- 0932US4180234APneumatically operated valve with a manually operated back-up displacing mechanismBOSCH GMBH ROBERT·Filed 1977·Granted Dec 25, 1979·3 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →