Inventor · Regensburg, DE

Philippe Grass

17Patents
2h-index
17Co-inventors
47Inventor score

Filing activity: Sep 3, 2007 → Nov 17, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US9909540B2 Method and device for operating an internal combustion engine Emerging Cross-Sectional Technologies 12 Active
US11067460B2 Torque sensor incorporating an angular position sensor of a rotating element Physics 2 Active
US8935950B2 Sensor for measuring hydrocarbon content in a flow of gas in a purge line Physics 1 Active
US9574912B2 Sensor element Performing Operations; Transporting 0 Active
US11506529B2 Apparatus for determining a level and/or quality of a fluid in a fluid container Physics 0 Active
US9976980B2 Sensor device Physics 0 Active
US9797345B2 Method for monitoring for a rupture in a fuel vapor container Mechanical Engineering; Lighting; Heating 0 Active
US8956043B2 Tank device for storing a liquid medium that reduces pollutant levels Performing Operations; Transporting 0 Active
US9217351B2 Method and device for operating an SCR system Emerging Cross-Sectional Technologies 0 Active
US9194835B2 Method and device for determining a fuel portion in a motor oil of a motor vehicle Physics 0 Active
US9841309B2 Method for measuring the fill level of a fluid Physics 0 Active
US9944175B2 Fuel tank system Mechanical Engineering; Lighting; Heating 0 Active
US9027386B2 Hydrogen sensor and a detection method for hydrogen concentration Physics 0 Active
US9011659B2 Sensor apparatus for detecting a gas concentration and a particle concentration of an exhaust gas Physics 0 Active
US10094341B2 Air intake system of an internal combustion engine Mechanical Engineering; Lighting; Heating 0 Active
US12227978B2 Method and system for contactless obstacle detection for a motor vehicle having a front side door and a rear side door Fixed Constructions 0 Active
US9335288B2 Storage vessel for a liquid, and a method for measuring the electric conductivity of a liquid Emerging Cross-Sectional Technologies 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.