Inventor · Orefield, PA, US

John E. Longenderfer

4Patents
4h-index
8Co-inventors
43Inventor score

Filing activity: Mar 9, 1983 → Apr 16, 1993

Most-cited inventions

PatentTitleAreaCited byStatus
US5359231A Wallbox-mountable switch and dimmer Electricity 1,497 Expired
US5262678A Wallbox-mountable switch and dimmer Electricity 72 Expired
US4745351A Multiple location dimming system Emerging Cross-Sectional Technologies 68 Expired
US4558262A Load switching arrangement for gas discharge lamp circuit Electricity 4 Expired

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