Inventor · Northport, NY, US

Fred Engelking

2Patents
2h-index
6Co-inventors
30Inventor score

Filing activity: Apr 1, 1998 → Oct 1, 1999

Most-cited inventions

PatentTitleAreaCited byStatus
US6035220A Method of determining end-of-dialing for cellular interface coupling a standard telephone to the cellular network Electricity 46 Expired
US6615056B1 Method and apparatus to protect fixed wireless terminal from foreign voltage at the tip and ring connection Electricity 26 Expired

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