Inventor · Beaverton, OR, US

Bruce E. Hofer

12Patents
4h-index
3Co-inventors
53Inventor score

Filing activity: Feb 5, 1976 → Mar 24, 2006

Most-cited inventions

PatentTitleAreaCited byStatus
US5336989A AC mains test apparatus and method Physics 48 Expired
US4302738A Noise rejection circuitry for a frequency discriminator Electricity 11 Expired
US4009399A Gated ramp generator Electricity 8 Expired
US4132958A Feedbeside correction circuit for an amplifier Electricity 7 Expired
US4563652A Dual-stage filter with feedback Electricity 4 Expired
US4614914A Low-distortion transformer-coupled circuit Electricity 4 Expired
US7268711B1 Method and circuit for amplitude compensation in a digital-to-analog converter Electricity 3 Expired
US4382233A Multiple-feedback path filter Electricity 3 Expired
US4560958A State variable oscillator having improved rejection of leveler-induced distortion Electricity 3 Expired
US4296381A Distortion reduction circuit for an inverting feedback amplifier Electricity 2 Expired
US4811395A Two-tone test signal method for BTSC calibration Electricity 2 Expired
US4344029A Automatic IM distortion test selector Physics 1 Expired

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