Inventor · Winchester, GB

Leonard J. Rigbey

6Patents
3h-index
4Co-inventors
42Inventor score

Filing activity: Jul 13, 1977 → Nov 14, 1983

Most-cited inventions

PatentTitleAreaCited byStatus
US4131199A Record disk cartridge Physics 22 Expired
US4185314A Record disk cartridge having eject spring within cartridge Physics 18 Expired
US4195322A Record/playback head and data storage apparatus therefor Physics 6 Expired
US4167269A Flexible record disk signal storage apparatus Physics 3 Expired
US4120505A Stabilizing backing plate for a flexible disk store Physics 1 Expired
US4508204A Gravity feed chute Electricity 1 Expired

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