Inventor · Clarkston, MI, US

James B. Borgerson

73Patents
20h-index
47Co-inventors
88Inventor score

Filing activity: Oct 31, 1988 → Nov 1, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US8277355B2 Multi-speed transmission having stacked planetary gear sets Mechanical Engineering; Lighting; Heating 90 Active
US8939863B2 Multi-speed transmission with a series disconnect clutch Mechanical Engineering; Lighting; Heating 88 Active
US8821336B2 Multi-speed transmission and backing plate Mechanical Engineering; Lighting; Heating 86 Active
US8251857B1 Multi-speed transmission Mechanical Engineering; Lighting; Heating 83 Active
US8409047B2 Multi-speed transmission Mechanical Engineering; Lighting; Heating 83 Active
US8187130B1 Multi-speed transmission with integrated electric motor Mechanical Engineering; Lighting; Heating 82 Active
US8721488B2 Multi-speed transmission Mechanical Engineering; Lighting; Heating 81 Active
US8777798B2 Ten-speed transmission Mechanical Engineering; Lighting; Heating 81 Active
US8366580B2 Transmission having at least ten speeds Mechanical Engineering; Lighting; Heating 78 Active
US8702555B1 Multi-speed transmission with a selectable one-way clutch Mechanical Engineering; Lighting; Heating 78 Active
US8801565B2 Multi-speed transmission having stacked planetary gear sets Mechanical Engineering; Lighting; Heating 75 Active
US8602934B2 Multi-speed transmission with an integrated electric motor Emerging Cross-Sectional Technologies 75 Active
US8152682B2 8-Speed hybrid transmission architectures Emerging Cross-Sectional Technologies 69 Active
US7021442B2 One-way torque transmitter with a friction actuating apparatus Mechanical Engineering; Lighting; Heating 62 Expired
US7699741B2 Multi-speed transmission Mechanical Engineering; Lighting; Heating 41 Active
US8944949B2 Multi-speed transmission with integrated electric motor Emerging Cross-Sectional Technologies 39 Active
US9222549B2 Multi-speed transmission Mechanical Engineering; Lighting; Heating 38 Active
US8808135B2 Multiple speed transmission with a pump assisted launch device Mechanical Engineering; Lighting; Heating 37 Active
US7992695B2 Rotary-type selectable one-way clutch Emerging Cross-Sectional Technologies 36 Active
US7052430B2 Transmission with friction launch mechanism Mechanical Engineering; Lighting; Heating 34 Expired
US7311630B2 Multi-speed transmission with differential gear set and countershaft gearing Emerging Cross-Sectional Technologies 18 Active
US6827664B2 Transmission Mechanical Engineering; Lighting; Heating 15 Expired
US4907893A Thermo-roto mixer apparatus Performing Operations; Transporting 12 Expired
US8083633B2 8-speed hybrid transmission Emerging Cross-Sectional Technologies 11 Active
US8100801B2 8-speed hybrid transmission Emerging Cross-Sectional Technologies 9 Active

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