Inventor · North Andover, MA, US

Harold Allan Simpson

4Patents
3h-index
8Co-inventors
47Inventor score

Filing activity: Jun 27, 1975 → Jul 5, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6160996A Method for adaptively controlling amplifier linearization devices Electricity 5 Expired
US4006437A Frequency filter Electricity 4 Expired
US6399880B1 Apparatus and method for electromagnetic shielding Electricity 3 Expired
US10135407B1 High efficiency transmit-receive switches Electricity 2 Active

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