Inventor · disambiguated record
Lothar Raff
Also filed as: RAFF LOTHAR
23 granted patents·527 citations·filing 1982–2004
97Inventor score
Files withBOSCH GMBH ROBERT23
Top patents by PatentIndex Score
23 records- 0192US4419190AMethod and apparatus to measure the operating temperature of solid electrolyte-type gas sensorsBOSCH GMBH ROBERT·Filed 1982·Granted Dec 6, 1983·72 cites·9 claims
- 0283US5267439AMethod and arrangement for checking the aging condition of a catalyzerBOSCH GMBH ROBERT·Filed 1991·Granted Dec 7, 1993·66 cites·6 claims
- 0383US5224345AMethod and arrangement for lambda controlBOSCH GMBH ROBERT·Filed 1989·Granted Jul 6, 1993·27 cites·3 claims
- 0483US4463594AWide-range temperature operating system for combustion gas oxygen sensor, and methodBOSCH GMBH ROBERT·Filed 1982·Granted Aug 7, 1984·25 cites·20 claims
- 0577US6073083AArrangement for determining the internal resistance of a lambda probeBOSCH GMBH ROBERT·Filed 1997·Granted Jun 6, 2000·34 cites·8 claims
- 0676US6131446AMethod and arrangement for diagnosing an exhaust-gas probeBOSCH GMBH ROBERT·Filed 1998·Granted Oct 17, 2000·35 cites·8 claims
- 0774US5438826AMethod for adjusting the fuel/air mixture for an internal combustion engine after an overrun phase of operationBOSCH GMBH ROBERT·Filed 1993·Granted Aug 8, 1995·26 cites·1 claims
- 0871US4756885AMeasuring sensor for determining the oxygen content in gasesBOSCH GMBH ROBERT·Filed 1985·Granted Jul 12, 1988·30 cites·23 claims
- 0971US4594984ARegulation device for the mixture composition of an internal combustion engineBOSCH GMBH ROBERT·Filed 1985·Granted Jun 17, 1986·18 cites·19 claims
- 1068US6245205B1Diagnostic arrangement for a potentiometric electrically heated exhaust-gas probe for controlling combustion processesBOSCH GMBH ROBERT·Filed 1999·Granted Jun 12, 2001·24 cites·11 claims
- 1168US5298865AConnecting circuit for connecting a lambda probe to a control apparatus of an internal combustion engine and test method for said circuitBOSCH GMBH ROBERT·Filed 1992·Granted Mar 29, 1994·31 cites·6 claims
- 1264US7109721B2Method and electronic circuit for regenerating an electrical contactBOSCH GMBH ROBERT·Filed 2004·Granted Sep 19, 2006·13 cites·9 claims
- 1364US5307625AMethod and arrangement for monitoring a lambda probe in an internal combustion engineBOSCH GMBH ROBERT·Filed 1992·Granted May 3, 1994·20 cites·7 claims
- 1460US5140535AProcess, use of the same and apparatus for lambda value detectionBOSCH GMBH ROBERT·Filed 1988·Granted Aug 18, 1992·20 cites·13 claims
- 1559US6034610AMethod and arrangement for monitoring the operation of a gas probeBOSCH GMBH ROBERT·Filed 1998·Granted Mar 7, 2000·18 cites·5 claims
- 1654US5167120AMethod of controlling the temperature of an exhaust gas probeBOSCH GMBH ROBERT·Filed 1992·Granted Dec 1, 1992·13 cites·11 claims
- 1752US5291417AMethod and arrangement for determining the internal resistance of a lambda probe and for the closed-loop heating control with the aid of the internal resistanceBOSCH GMBH ROBERT·Filed 1989·Granted Mar 1, 1994·10 cites·6 claims
- 1851US5787867ALambda control methodBOSCH GMBH ROBERT·Filed 1997·Granted Aug 4, 1998·14 cites·10 claims
- 1950US5203165AMethod for the lambda control of an internal combustion engine having a catalyzerBOSCH GMBH ROBERT·Filed 1991·Granted Apr 20, 1993·12 cites·8 claims
- 2050US5036819AControl system for the air/fuel ratio of an internal combustion engineBOSCH GMBH ROBERT·Filed 1988·Granted Aug 6, 1991·9 cites·19 claims
- 2136US5209060AMethod for the continuous lambda control of an internal combustion engine having a catalyzerBOSCH GMBH ROBERT·Filed 1991·Granted May 11, 1993·5 cites·4 claims
- 2233US5586543AMixture controller for an internal combustion engineBOSCH GMBH ROBERT·Filed 1995·Granted Dec 24, 1996·4 cites·7 claims
- 2330US5291873AMethod and arrangement for determining a parameter of a lambda controllerBOSCH GMBH ROBERT·Filed 1992·Granted Mar 8, 1994·1 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →