Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › High-pressure sodium lamp control circuit providing constant peak current and color

High-pressure sodium lamp control circuit providing constant peak current and color

US Patent 5367228 · Granted Nov 22, 1994

Estimated economic value: $12,840,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Veterinary pulse probe2022
Boost converter of driver circuit with thermal compensation2015
High voltage LED and driver2015
3-way, phase-cut dimmable LED driver2014
Ramp controlled driver for series/parallel solid state lighting devices2014
Compact fluorescent lamp and LED light source with electronic components in base2014
Compact fluorescent lamp and LED light source with electronic components in base2014
Fluorescent lamp ballast with electronic preheat circuit2014
Pre-programmed energy management ballast or driver2014
Pre-programmed energy management ballast or driver2014
Piezoelectric driver2013
Auto-switching triac compatibility circuit with auto-leveling and overvoltage pr2013