Inventor
ARTS PAULUS P B
NL7 patents
Patents
7 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
US5986408ANov 16, 1999
Discharge lamp with heating electrode circuit
PHILIPS CORP8 citations71
US6051938AApr 18, 2000
Dimmable ballast with active power feedback control
PHILIPS CORP14 citations68
US6043606AMar 28, 2000
Discharge lamp device having a preheating electrode circuit
PHILIPS CORP9 citations68
US5917717AJun 29, 1999
Ballast dimmer with passive power feedback control
PHILIPS CORP4 citations60
US6101110AAug 8, 2000
Circuit arrangement
PHILIPS CORP0 citations36