Inventor · Winchester, GB

Richard Stevens

13Patents
8h-index
14Co-inventors
69Inventor score

Filing activity: Aug 29, 1974 → Oct 17, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6354379B2 Oil well separation method and apparatus Fixed Constructions 70 Expired
US4281301A Acoustic wave devices Electricity 15 Expired
US4134178A Adjustable roller assembly for sliding doors and the like Fixed Constructions 15 Expired
US4023124A Acoustic surface wave devices Electricity 12 Expired
US3983515A Acoustic surface wave devices Emerging Cross-Sectional Technologies 12 Expired
US4012650A Diced substrate S.A.W. device for bulk wave attenuation Electricity 10 Expired
US9937853B2 Light assembly Mechanical Engineering; Lighting; Heating 10 Active
US9821714B2 Light assembly Performing Operations; Transporting 9 Active
US6065901A System and method of gas dispersal and collection for preventing gas contamination Emerging Cross-Sectional Technologies 7 Expired
US3955159A Acoustic surface wave devices Electricity 6 Expired
US3956647A Acoustic surface-wave devices using mono crystalline bismuth silicon oxide substrate Electricity 5 Expired
US4254387A Acoustic wave devices Electricity 5 Expired
US8874407B2 System for determination of downhole position Physics 1 Active

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