Inventor
BUIJ ARNOLD W
NL8 patents
Patents
8 patentsUS6078147AJun 20, 2000
Discharge lamp ballast circuit with duty cycle dimming control
PHILIPS CORP22 citations89
US6069453AMay 30, 2000
Ballast circuit for reducing striations in a discharge lamp
PHILIPS CORP17 citations82
US5689675ANov 18, 1997
Ranking-based address assignment in a modular system
PHILIPS CORP16 citations73
US5459376AOct 17, 1995
Programmable lighting system with automatic light control of ambient areas
PHILIPS CORP13 citations73
US5982108ANov 9, 1999
DC/AC converter for a discharge lamp having a DC offset at the switching element to reduce power loss
PHILIPS CORP13 citations71
US5962985AOct 5, 1999
DC/AC converter with improved starter circuit
PHILIPS CORP12 citations65
US5892327AApr 6, 1999
Circuit arrangement for operating a discharge lamp
PHILIPS CORP4 citations59
US5841240ANov 24, 1998
Efficient discharge lamp electrode heating circuit operable over wide temperature and power range
PHILIPS CORP6 citations57