Inventor

LUNN THOMAS

US6 patents

⚠️ This page may combine multiple inventors who share the name “LUNN THOMAS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

XIONG WEI

2 patents

US8482213B1Jul 9, 2013

Electronic ballast with pulse detection circuit for lamp end of life and output short protection

XIONG WEI9 citations83

US8288956B1Oct 16, 2012

Lamp preheat circuit for a program start ballast with filament voltage cut-back in steady state

XIONG WEI3 citations61

UNIVERSAL LIGHTING TECHNOLOGIES INC

2 patents

US7843141B1Nov 30, 2010

Low cost step dimming interface for an electronic ballast

UNIVERSAL LIGHTING TECHNOLOGIES INC11 citations82

US7923942B1Apr 12, 2011

Constant current source mirror tank dimmable ballast for high impedance lamps

UNIVERSAL LIGHTING TECHNOLOGIES INC3 citations61

LUNN THOMAS

1 patent

US8450946B1May 28, 2013

Zone addressing circuit for an electronic ballast

LUNN THOMAS11 citations70

UNIVERSAL LIGHTING TECH INC

1 patent

US8378579B1Feb 19, 2013

Ballast circuit for a gas discharge lamp with a control loop to reduce filament heating voltage below a maximum heating level

UNIVERSAL LIGHTING TECH INC0 citations40