Inventor · disambiguated record
Ludwig Schifferl
Also filed as: SCHIFFERL LUDWIG
5 granted patents·3 pending applications·27 citations·filing 1988–2022
75Inventor score
Top patents by PatentIndex Score
8 records- 0160US7427347B2Method for operating a measuring probe for measuring a gas concentrationSIEMENS AG·Filed 2004·Granted Sep 23, 2008·5 cites·10 claims
- 0250US2024410788A1Detecting Manipulation of a Sensor UnitVITESCO TECH GMBH·Filed 2022·Application pending·0 cites
- 0350US2024393135A1Identifying Manipulation of a Sensor UnitVITESCO TECH GMBH·Filed 2022·Application pending·0 cites
- 0445US12203399B2Method for determining a state parameter of an exhaust gas sensorVITESCO TECH GMBH·Filed 2021·Granted Jan 21, 2025·0 cites·9 claims
- 0544US5616843AMethod and circuit configuration for protecting a heated temperature-dependent sensor resistor against overheatingSIEMENS AG·Filed 1996·Granted Apr 1, 1997·12 cites·5 claims
- 0643US6564167B2Method of determining a position in dependence on a measurement signal of a position sensorSIEMENS AG·Filed 2001·Granted May 13, 2003·3 cites·6 claims
- 0741US4889101AArrangement for calculating the fuel injection quantity for an internal combustion engineSIEMENS AG·Filed 1988·Granted Dec 26, 1989·7 cites·3 claims
- 0819US2001005134A1Circuit configuration compensating for disturbance variables for a measurement pickupFiled 2000·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →