Inventor
LAMMERS FRANCISCUS H T
NL3 patents
Patents
3 patentsUS4935672AJun 19, 1990
High frequency ballast for a gas discharge lamp
PHILIPS CORP28 citations90
US5909089AJun 1, 1999
Discharge lamp igniting and operating circuit with a timer controlled output voltage limit
PHILIPS CORP9 citations71
US5532528AJul 2, 1996
Converter including direct current detection
PHILIPS CORP16 citations68