Inventor · Bellevue, WA, US

Charles L. Friedman

4Patents
3h-index
1Co-inventors
36Inventor score

Filing activity: Nov 18, 2003 → Jul 19, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US7356332B2 Mobile information system for presenting information to mobile devices Electricity 16 Expired
US7565175B2 Mobile information services Electricity 8 Expired
US7761799B2 Mobile information services Electricity 4 Active
US8612865B2 Mobile information services Electricity 0 Active

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