Inventor · Witham, GB

John Kerr

5Patents
3h-index
10Co-inventors
54Inventor score

Filing activity: Jul 11, 1977 → Dec 21, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US5770898A Modular power management system with common EMC barrier Electricity 36 Expired
US5537898A Key holding tool for locksmiths Performing Operations; Transporting 4 Expired
US4136589A Key holding tool Performing Operations; Transporting 4 Expired
US6841940B2 Magnetron anodes Electricity 3 Expired
US5172030A Magnetron Electricity 0 Expired

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