Inventor · Saratoga, CA, US

Stephen L. Wong

37Patents
18h-index
25Co-inventors
81Inventor score

Filing activity: Dec 23, 1982 → Jul 31, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US6076166A Personalizing hospital intranet web sites Emerging Cross-Sectional Technologies 395 Expired
US5930804A Web-based biometric authentication system and method Emerging Cross-Sectional Technologies 315 Expired
US6037720A Level shifter Emerging Cross-Sectional Technologies 241 Expired
US6260021A Computer-based medical image distribution system and method Emerging Cross-Sectional Technologies 238 Expired
US6182076A Web-based, biometric authetication system and method Emerging Cross-Sectional Technologies 179 Expired
US5081371A Integrated charge pump circuit with back bias voltage reduction Electricity 119 Expired
US5818708A High-voltage AC to low-voltage DC converter Electricity 63 Expired
US5272392A Current limited power semiconductor device Electricity 59 Expired
US6353345B1 Low cost half bridge driver integrated circuit with capability of using high threshold voltage DMOS Electricity 50 Expired
US5510972A Bridge rectifier circuit having active switches and an active control circuit Emerging Cross-Sectional Technologies 42 Expired
US5543740A Integrated half-bridge driver circuit Electricity 42 Expired
US5627717A Electronic processing unit, and circuit breaker including such a unit Electricity 36 Expired
US8154263B1 Constant GM circuits and methods for regulating voltage Physics 32 Active
US5512849A Low power intelligent current source for monitoring a high voltage Physics 29 Expired
US4918338A Drain-biassed transresistance device for continuous time filters Electricity 22 Expired
US5469046A Transformerless low voltage switching power supply Electricity 19 Expired
US5424663A Integrated high voltage differential sensor using the inverse gain of high voltage transistors Physics 18 Expired
US5844443A Linear high-frequency amplifier with high input impedance and high power efficiency Electricity 18 Expired
US5519313A Temperature-compensated voltage regulator Emerging Cross-Sectional Technologies 16 Expired
US4987348A Bilevel current limiter Electricity 14 Expired
US5687067A Low noise controller for pulse width modulated converters Electricity 13 Expired
US5485292A High voltage differential sensor having a capacitive attenuator Physics 11 Expired
US5621342A Low-power CMOS driver circuit capable of operating at high frequencies Electricity 11 Expired
US5719521A Integrated half-bridge timing control circuit Electricity 9 Expired
US5457427A High-frequency amplifier means with enhanced output resistance Electricity 9 Expired

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