Inventor · Glendale, AZ, US

Joseph H. Ruby

8Patents
6h-index
2Co-inventors
53Inventor score

Filing activity: Oct 26, 1976 → Sep 5, 2001

Most-cited inventions

PatentTitleAreaCited byStatus
US4939423A Reduction of effects of beat frequencies in systems with multiple oscillators Electricity 51 Expired
US4086804A Precision pneumatic pressure supply system Emerging Cross-Sectional Technologies 36 Expired
US4998045A Fluorescent lamp dimmer Emerging Cross-Sectional Technologies 31 Expired
US4131130A Pneumatic pressure control valve Emerging Cross-Sectional Technologies 25 Expired
US5027034A Alternating cathode florescent lamp dimmer Emerging Cross-Sectional Technologies 17 Expired
US4959594A Power saving electromagnetic deflection display system for dual mode deflection amplifier Electricity 6 Expired
US4677349A Self converging deflection yoke for in-line gun color CRT Electricity 4 Expired
US7855708B2 LED backlight luminance sensing for LCDs Physics 3 Expired

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