Inventor · Maple Valley, WA, US

John Ahrens

4Patents
2h-index
2Co-inventors
38Inventor score

Filing activity: Feb 21, 1978 → Jul 31, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US7200380B2 Wireless telecommunications location based services scheme selection Electricity 118 Expired
USD263835S Combined refrigerator door and frame unit General 8 Expired
US9599717B2 Wireless telecommunications location based services scheme selection Electricity 1 Active
US8918073B2 Wireless telecommunications location based services scheme selection Electricity 0 Active

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