Inventor · Lemon Grove, CA, US

Ralph Kaufman

8Patents
8h-index
12Co-inventors
55Inventor score

Filing activity: Dec 9, 1997 → Jan 3, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US6498926B1 Programmable linear receiver having a variable IIP3 point Electricity 134 Expired
US6175279A Amplifier with adjustable bias current Electricity 131 Expired
US6088348A Configurable single and dual VCOs for dual- and tri-band wireless communication systems Electricity 96 Expired
US6208202A High efficiency switched gain power amplifier Electricity 49 Expired
US6721368B1 Transmitter architectures for communications systems Electricity 37 Expired
US6060949A High efficiency switched gain power amplifier Electricity 24 Expired
US6240142A Quadrature modulator and demodulator Electricity 22 Expired
US6766157B1 Reducing LO leakage in a direct conversion receiver quadrature stage Electricity 12 Expired

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