Inventor · Valmondois, FR

Michel Etienne

5Patents
5h-index
Co-inventors
39Inventor score

Filing activity: May 13, 1977 → May 30, 1980

Most-cited inventions

PatentTitleAreaCited byStatus
US4087895A Device for rapidly exchanging an accumulator battery on an electric vehicle Emerging Cross-Sectional Technologies 88 Expired
US4187436A Device for regulating the source of electric energy on a hybrid electric vehicle Emerging Cross-Sectional Technologies 54 Expired
US4127803A Charging circuit for an auxiliary battery on an electrically-propelled vehicle Emerging Cross-Sectional Technologies 15 Expired
US4272716A Device for simulating the operation of an accumulator battery, in particular a traction battery for an electric vehicle Emerging Cross-Sectional Technologies 13 Expired
US4344513A Transmission mechanism comprising a clutch and a gear box having a plurality of speed ratios Mechanical Engineering; Lighting; Heating 8 Expired

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