Inventor · Bad Marienberg, DE

Reinhard Gerhardy

27Patents
14h-index
20Co-inventors
81Inventor score

Filing activity: Feb 13, 1981 → Jun 21, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5259352A Membrane fuel pump for a membrane carburetor Mechanical Engineering; Lighting; Heating 40 Expired
US6328288A Diaphragm-type carburetor for a two-cycle engine that operates with layered scavenging Emerging Cross-Sectional Technologies 28 Expired
US5252261A Adjustment safeguard for an adjusting screw Emerging Cross-Sectional Technologies 28 Expired
US6595500B2 Membrane carburetor Emerging Cross-Sectional Technologies 27 Expired
US6354571B1 Membrane carburetor Emerging Cross-Sectional Technologies 20 Expired
US4455266A Carburetor for internal combustion engines, especially very small portable engines Emerging Cross-Sectional Technologies 18 Expired
US4936267A Carburetor for an internal combustion engine Emerging Cross-Sectional Technologies 18 Expired
US5681508A Diaphragm carburetor for an internal combustion engine Emerging Cross-Sectional Technologies 16 Expired
US6913250B2 Carburetor arrangement Emerging Cross-Sectional Technologies 15 Expired
US4861522A Carburetor for an internal combustion engine Emerging Cross-Sectional Technologies 15 Expired
US6234458A Carburetor with secured control screw Emerging Cross-Sectional Technologies 15 Expired
US7011298B2 Intake device Emerging Cross-Sectional Technologies 15 Expired
US5283013A Membrane carburetor Emerging Cross-Sectional Technologies 14 Expired
US4578228A Carburetor for an internal combustion engine Emerging Cross-Sectional Technologies 14 Expired
US5441673A Carburetor for an internal combustion engine Emerging Cross-Sectional Technologies 12 Expired
US4336208A Carburetor for internal combustion engine Emerging Cross-Sectional Technologies 8 Expired
US6059271A Carburetor for an internal combustion engine Emerging Cross-Sectional Technologies 7 Expired
US4816192A Portable handheld motor-driven tool Emerging Cross-Sectional Technologies 5 Expired
US6676114B2 Carburetor arrangement having an accelerator pump Mechanical Engineering; Lighting; Heating 5 Expired
US6234456A Diaphragm carburetor Emerging Cross-Sectional Technologies 5 Expired
US7000906B2 Carburetor Emerging Cross-Sectional Technologies 3 Expired
US6065739A Diaphragm carburetor for an internal combustion engine of a hand-held working tool Emerging Cross-Sectional Technologies 3 Expired
US5542405A Membrane carburetor Mechanical Engineering; Lighting; Heating 3 Expired
US7017552B2 Operating mechanism Emerging Cross-Sectional Technologies 3 Expired
US6401673B2 Two-stroke engine having a bypass branching from an air filter housing Mechanical Engineering; Lighting; Heating 3 Expired

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