Inventor · Phoenix, AZ, US

Alan S. Feldman

14Patents
6h-index
3Co-inventors
59Inventor score

Filing activity: Sep 27, 1982 → Apr 19, 2007

Most-cited inventions

PatentTitleAreaCited byStatus
US6666567B1 Methods and apparatus for a light source with a raised LED structure Electricity 45 Expired
US6411072B1 PWM power supply with constant RMS output voltage control Physics 40 Expired
USRE41685E1 Light source with non-white and phosphor-based white LED devices, and LCD assembly General 22 Active
US4490655A Bi-directional driver system for electrical load Electricity 11 Expired
US6724158B1 Power linearization technique for controlling the luminance of light emitting display devices Emerging Cross-Sectional Technologies 7 Expired
US4581544A Delayed monostable multivibrator Electricity 6 Expired
US5606318A Apparatus for conversion of scaled binary data Electricity 5 Expired
US4631540A Angular position to linear voltage converter Physics 5 Expired
US6411042B1 Display cold spot temperature regulator Electricity 4 Expired
US6329802A Method and apparatus for programmable power curve and wave generator Emerging Cross-Sectional Technologies 4 Expired
US7855708B2 LED backlight luminance sensing for LCDs Physics 3 Expired
US6747413B2 Display cold spot temperature regulator Electricity 2 Expired
US5391934A Load sensor driver apparatus Physics 2 Expired
US6876139B1 Partitioned flat fluorescent lamp Electricity 1 Expired

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