Inventor · Ludwigsburg, DE

Ewald Schmidt

37Patents
13h-index
58Co-inventors
84Inventor score

Filing activity: Jan 30, 1978 → Oct 21, 2008

Most-cited inventions

PatentTitleAreaCited byStatus
US6462700B1 Asymmetrical multi-beam radar sensor Physics 239 Expired
US6265950A Transition from a waveguide to a strip transmission line Electricity 99 Expired
US6075492A Microwave antenna array for a motor vehicle radar system Physics 46 Expired
US6960993B2 Device for transmitting signals and/or energy to a vehicle seat rail system Physics 41 Expired
US4522671A Method of applying an electrical conductor pattern on an apertured substrate Emerging Cross-Sectional Technologies 27 Expired
US6674412B1 Housing or part thereof for distance sensor Physics 26 Expired
US6366245B1 Device for directionally emitting and/or receiving electromagnetic radiation Physics 25 Expired
US6674392B1 Automotive radar system Electricity 25 Expired
US6600103B1 Housing for an electronic device in microwave technology Electricity 22 Expired
US7567206B1 Integrated circuit for measuring the distance and/or velocity of objects Electricity 17 Expired
US6322275A Device for mounting a distance sensor on a motor vehicle Emerging Cross-Sectional Technologies 16 Expired
US6005450A Microwave oscillator having at least one adjustment pin Electricity 14 Expired
US5926127A Motor vehicle radar system Physics 13 Expired
US7204220B2 Device for igniting an air-fuel mixture in an internal combustion engine by means of a high frequency electric energy source Mechanical Engineering; Lighting; Heating 11 Expired
US7038622B2 Slot antenna array using LTCC technology Physics 11 Expired
US6111551A Housing with radar-absorbent properties Emerging Cross-Sectional Technologies 11 Expired
US4742320A Resonator structure comprising metal coated tubular carrier and having slits in the metal coating Electricity 9 Expired
US4940855A Hermetically tight glass-metal housing for semiconductor components and method for producing same Emerging Cross-Sectional Technologies 7 Expired
US6894510B2 Locating device Electricity 7 Expired
US4817189A Directional high frequency broadband transformer made by printed circuit technique Electricity 6 Expired
US8269479B2 Mechanical support device and a measuring device with a mechanical support device Electricity 5 Active
US6667722B1 Multibeam radar sensor with a fixing device for a polyrod Electricity 5 Expired
US4536719A Inductive pressure sensor using two oscillators Physics 5 Expired
US7180440B2 Integrated circuit for a radar device in a hermetically sealed housing comprising a patch antenna formed from a bent component from sheet metal Electricity 5 Expired
US4180312A Photographic camera with through the lens exposure meter Physics 4 Expired

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