Inventor
DERNOVSEK JOHN JAY
US9 patents
⚠️ This page may combine multiple inventors who share the name “DERNOVSEK JOHN JAY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIVERSAL LIGHTING TECH INC
8 patentsUS7391168B1Jun 24, 2008
Digital control of electronic ballasts using AC power lines as a communication medium
UNIVERSAL LIGHTING TECH INC71 citations94
US7239094B2Jul 3, 2007
Electronic ballast with adaptive lamp preheat and ignition
UNIVERSAL LIGHTING TECH INC22 citations92
US7800928B1Sep 21, 2010
Method of operating a resonant inverter using zero current switching and arbitrary frequency pulse width modulation
UNIVERSAL LIGHTING TECH INC22 citations90
US7394204B1Jul 1, 2008
Zero crossing detection of line voltage/current of variable amplitude
UNIVERSAL LIGHTING TECH INC17 citations79
US7098606B2Aug 29, 2006
Electronic ballast with open circuit voltage control and cable compensation
UNIVERSAL LIGHTING TECH INC5 citations72
US7098607B2Aug 29, 2006
Electronic ballast with lossless snubber capacitor circuit
UNIVERSAL LIGHTING TECH INC7 citations72
US7132803B2Nov 7, 2006
High efficiency 4-lamp instant start ballast
UNIVERSAL LIGHTING TECH INC3 citations57
US7098608B2Aug 29, 2006
Lossless circuit for sampling of lamp voltage
UNIVERSAL LIGHTING TECH INC4 citations57