Inventor · Herbrechtingen, DE

Ernst Elsner

13Patents
7h-index
5Co-inventors
55Inventor score

Filing activity: Oct 31, 1977 → Jan 29, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US4471668A Drive assembly with a prime mover and a flywheel Emerging Cross-Sectional Technologies 39 Expired
US4680986A Drive unit, particularly for short-haul vehicles Emerging Cross-Sectional Technologies 35 Expired
US4944377A Safety coupling Mechanical Engineering; Lighting; Heating 12 Expired
US4497219A Planetary gear control system with retarder Mechanical Engineering; Lighting; Heating 11 Expired
US4295348A Progressive torque transmission in leaf-spring coupling Emerging Cross-Sectional Technologies 10 Expired
US4859106A Device for connecting two coaxial components fixedly in terms of rotation Emerging Cross-Sectional Technologies 9 Expired
US5149220A Frictional resistance coupling Emerging Cross-Sectional Technologies 8 Expired
US5201842A Coupling with a hydraulically pressurized hub Emerging Cross-Sectional Technologies 7 Expired
US4205803A Adaptor for a film viewer Emerging Cross-Sectional Technologies 4 Expired
US5156480A Frictional resistance coupling Emerging Cross-Sectional Technologies 3 Expired
USD254010S Film cassette viewer General 3 Expired
US5224789A Clampable form-fit coupling Emerging Cross-Sectional Technologies 1 Expired
US4319466A Securement of leaf springs in torsionally elastic coupling Mechanical Engineering; Lighting; Heating 0 Expired

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