Inventor · Cowbridge, GB

Ian Johnson

9Patents
5h-index
14Co-inventors
60Inventor score

Filing activity: Dec 5, 1986 → Mar 2, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US4755055A Luminometer construction Physics 102 Expired
US5086233A Luminometers with sample container displacement controlled by ramped abutment Physics 75 Expired
US5043141A Injection systems for sample testing for luminometers Physics 67 Expired
US6975599B1 Rate adaptive payload transmission for local area networks Emerging Cross-Sectional Technologies 34 Expired
US6947480B2 Networking Electricity 24 Expired
US7835724B2 Method and apparatus for authenticating service to a wireless communications device Electricity 2 Active
US9906968B2 System monitoring and management Electricity 0 Active
US7376384B2 Wireless data network security Electricity 0 Expired
US9351181B2 System monitoring and management Electricity 0 Active

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