Inventor · Rohrau, AT

Josef Lutz

34Patents
7h-index
29Co-inventors
69Inventor score

Filing activity: Oct 26, 1992 → Apr 22, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US8526665B2 Electro-acoustic transducer comprising a MEMS sensor Electricity 37 Active
US7889877B2 Device for generating a medium stream Mechanical Engineering; Lighting; Heating 24 Expired
US8072010B2 Membrane for a MEMS condenser microphone Electricity 21 Active
US8233646B2 Acoustic device and method of manufacturing same Emerging Cross-Sectional Technologies 17 Active
US8284964B2 Compound membrane, method of manufacturing the same, and acoustic device Emerging Cross-Sectional Technologies 10 Active
US7696600B2 IGBT device and related device having robustness under extreme conditions Electricity 9 Active
US5747872A Fast power diode Electricity 9 Expired
US7635909B2 Semiconductor diode and IGBT Electricity 7 Expired
US8354709B2 Semiconductor component with improved robustness Electricity 6 Active
US7946378B2 Membrane for an electroacoustic transducer Electricity 5 Active
US7866439B2 Membrane for an electroacoustic transducer Electricity 5 Active
US7675108B2 Method for producing a buried N-doped semiconductor zone in a semiconductor body and semiconductor component Electricity 4 Expired
US5294843A Freewheeling diode circuit Electricity 3 Expired
US8476712B2 Surge-current-resistant semiconductor diode with soft recovery behavior and methods for producing a semiconductor diode Electricity 3 Active
US9070571B2 Power switching module with reduced oscillation Electricity 3 Active
US7696605B2 Semiconductor component comprising a temporary field stopping area, and method for the production thereof Electricity 2 Active
US7933429B2 Vibrating element for an electroacoustic transducer Emerging Cross-Sectional Technologies 2 Active
US8101506B2 Method for producing a buried n-doped semiconductor zone in a semiconductor body and semiconductor component Electricity 2 Active
US8396227B2 Method of determining the harmonic and anharmonic portions of a response signal of a device Electricity 1 Active
US10389262B2 Device for temporarily taking over electrical current from an energy transfer or distribution device, when needed Emerging Cross-Sectional Technologies 1 Active
US9064923B2 Bipolar semiconductor component with a fully depletable channel zone Electricity 1 Active
US10700168B2 Wide band gap semiconductor device and a method for forming a wide band gap semiconductor device Electricity 1 Active
US7256583B2 Device and method for testing the seal tightness of a fuel tank system of a motor vehicle Mechanical Engineering; Lighting; Heating 0 Expired
US11656163B2 Method for measuring the vapor pressure of liquid and solid substances Physics 0 Active
US8594348B2 Asymmetrical moving systems for a piezoelectric speaker and asymmetrical speaker Electricity 0 Active

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