Inventor · Seattle, WA, US

Robert Stark

11Patents
5h-index
8Co-inventors
59Inventor score

Filing activity: Jul 31, 1974 → May 3, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US4632148A Hydraulic distribution valve Emerging Cross-Sectional Technologies 25 Expired
US4588106A Fiberglass molded pressure vessel and method of making same Emerging Cross-Sectional Technologies 14 Expired
US3935599A Movable swimming pool bulkhead Fixed Constructions 8 Expired
US4574404A Airlift bulkhead Fixed Constructions 6 Expired
US5014370A Swimming pool bulkhead Fixed Constructions 6 Expired
US4969219A Airlift bulkhead Fixed Constructions 1 Expired
US11385030B2 Electronic dazzling element Physics 1 Active
US4627466A Valve and actuator Emerging Cross-Sectional Technologies 1 Expired
US11994370B2 Method for operating an electronic dazzling element, and electronic dazzling element Emerging Cross-Sectional Technologies 0 Active
US4906368A Expandable fiberglass pressure vessel having internal pipe connection Emerging Cross-Sectional Technologies 0 Expired
US11859951B2 Electronic irritation device Mechanical Engineering; Lighting; Heating 0 Active

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