Inventor · Ridgewood, NJ, US

Hans Weigert

13Patents
8h-index
3Co-inventors
61Inventor score

Filing activity: Jun 21, 1974 → Oct 30, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US4823414A Automatic faucet-sink control system Emerging Cross-Sectional Technologies 110 Expired
US5170514A Automatic fluid-flow control system Fixed Constructions 54 Expired
US4984314A Automatic fluid-flow control system Fixed Constructions 24 Expired
US4556803A Trigger switch circuit for solenoid-actuated electric hand tool Electricity 22 Expired
US5234050A Automatic climate control system Physics 16 Expired
US3934241A Analog display utilizing liquid crystal material and for being multiplexed wherein one group of electrodes are arranged opposite a group of counter-electrodes Physics 15 Expired
US4353642A Microfilm retrieval system Physics 14 Expired
US4638412A Automatic pocketbook illuminator Emerging Cross-Sectional Technologies 12 Expired
US4333019A Silicon controlled rectifier trigger circuit Electricity 8 Expired
US3937927A Frame location system Physics 6 Expired
US5327473A Time period configurable fluid flow control circuit Emerging Cross-Sectional Technologies 6 Expired
US4018041A Friction disc for false twisting apparatus Textiles; Paper 3 Expired
US4489546A Friction false-twisting unit Textiles; Paper 3 Expired

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