Inventor · disambiguated record
Wilhelm Polach
Also filed as: POLACH WILHELM
23 granted patents·3 pending applications·773 citations·filing 1981–2001
97Inventor score
Top patents by PatentIndex Score
26 records- 0197US4649703AApparatus for removing solid particles from internal combustion engine exhaust gasesBOSCH GMBH ROBERT·Filed 1984·Granted Mar 17, 1987·108 cites·25 claims
- 0296US4466390AElectro-hydraulic valve control system for internal combustion engine valvesBOSCH GMBH ROBERT·Filed 1982·Granted Aug 21, 1984·71 cites·10 claims
- 0396US4380900AApparatus for removing solid components from the exhaust gas of internal combustion engines, in particular soot componentsBOSCH GMBH ROBERT·Filed 1981·Granted Apr 26, 1983·69 cites·4 claims
- 0495US4478613AApparatus to remove solid particles and aerosols from a gas, especially from the exhaust gas of an internal combustion engineBOSCH GMBH ROBERT·Filed 1982·Granted Oct 23, 1984·84 cites·2 claims
- 0591US5131371AMethod and arrangement for controlling a self-igniting internal combustion engineBOSCH GMBH ROBERT·Filed 1990·Granted Jul 21, 1992·62 cites·7 claims
- 0689US5070836AMethod and arrangement for controlling the injection of fuel in an internal combustion engineBOSCH GMBH ROBERT·Filed 1990·Granted Dec 10, 1991·54 cites·11 claims
- 0784US4689951ADevice for removing solid particles, particularly soot, from exhaust gas of an internal combustion engineBOSCH GMBH ROBERT·Filed 1985·Granted Sep 1, 1987·43 cites·4 claims
- 0880US4475524ADevice for admitting exhaust gases and fuel-air mixtures into the cylinders of an internal combustion engineBOSCH GMBH ROBERT·Filed 1981·Granted Oct 9, 1984·21 cites·7 claims
- 0979US6333586B1Valve for controlling fluidsBOSCH GMBH ROBERT·Filed 1999·Granted Dec 25, 2001·34 cites·21 claims
- 1077US5121734AInternal combustion engineBOSCH GMBH ROBERT·Filed 1990·Granted Jun 16, 1992·53 cites·14 claims
- 1174US4633837AMethod for controlling fuel injection in internal combustion engines and fuel injection system for performing the methodBOSCH GMBH ROBERT·Filed 1985·Granted Jan 6, 1987·23 cites·21 claims
- 1272US6848251B2Device and method for producing a reducing agent air-mixtureBOSCH GMBH ROBERT·Filed 2000·Granted Feb 1, 2005·24 cites·17 claims
- 1369US4622051AArrangement for removing soot particles and other solid particles from exhaust gas of power vehiclesBOSCH GMBH ROBERT·Filed 1985·Granted Nov 11, 1986·31 cites·12 claims
- 1461US5053914ASafety circuit for a high-voltage generator of an electrostatic filterBOSCH GMBH ROBERT·Filed 1989·Granted Oct 1, 1991·18 cites·15 claims
- 1558US4690374AMagnetic valve for fluid controlBOSCH GMBH ROBERT·Filed 1985·Granted Sep 1, 1987·18 cites·9 claims
- 1654US4693078ASoot afterburner for motor-vehicle exhaust systemBOSCH GMBH ROBERT·Filed 1985·Granted Sep 15, 1987·16 cites·10 claims
- 1740US6105553AMethod and fuel injection system for operating in internal combustion engineBOSCH GMBH ROBERT·Filed 1998·Granted Aug 22, 2000·8 cites·20 claims
- 1840US4779596ADevice for injecting fuel into combustion chambers of internal combustion enginesBOSCH GMBH ROBERT·Filed 1985·Granted Oct 25, 1988·5 cites·7 claims
- 1939US5235949AMethod and arrangement for controlling the fuel metered in a diesel engineBOSCH GMBH ROBERT·Filed 1990·Granted Aug 17, 1993·7 cites·18 claims
- 2039US5063903AMethod and arrangement for controlling the metering of fuel in an internal combustion engineBOSCH GMBH ROBERT·Filed 1990·Granted Nov 12, 1991·11 cites·8 claims
- 2139US2004076566A1Exhaust treatment unit with a catalyst arrangement and method for the treatment of exhaust gasesFiled 2001·Application pending·0 cites
- 2237US6192854B1Device for measuring the mass of a flowing mediumBOSCH GMBH ROBERT·Filed 1999·Granted Feb 27, 2001·6 cites·20 claims
- 2337US2002134075A1Method for operation of a nox storage catalyst in internal combustion enginesFiled 2000·Application pending·0 cites
- 2436US2002170528A1Common rail systemFiled 2001·Application pending·0 cites
- 2535US5131358ADevice for stopping an internal combustion engineFUJI PHOTO FILM CO LTD·Filed 1990·Granted Jul 21, 1992·5 cites·5 claims
- 2631US6098596AProcess for operating an internal combustion engine and a fuel injection system for carrying out the processBOSCH GMBH ROBERT·Filed 1998·Granted Aug 8, 2000·2 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Wilhelm Polach files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →