Inventor
ENDERBY RALPH T
US6 patents
Patents
6 patentsUS4580289AApr 1, 1986
Fully integratable superheterodyne radio receiver utilizing tunable filters
MOTOROLA INC144 citations95
US4713631ADec 15, 1987
Varactor tuning circuit having plural selectable bias voltages
MOTOROLA INC54 citations94
US4969210ANov 6, 1990
Two-way radio having a PLL
MOTOROLA INC33 citations91
US4785263ANov 15, 1988
FET oscillator circuit
MOTOROLA INC8 citations73
US4210886AJul 1, 1980
Isolator having reactive neutralizing means and predetermined angle between input-output windings
MOTOROLA INC15 citations72
US4785264ANov 15, 1988
Dual FET oscillator
MOTOROLA INC3 citations62