Inventor
HEUVELMANS JEAN J
NL7 patents
Patents
7 patentsUS4727283AFeb 23, 1988
Low-pressure mercury vapour discharge lamp
PHILIPS CORP91 citations90
US5233268AAug 3, 1993
Low-pressure mercury vapor discharge lamp
PHILIPS CORP9 citations71
US6137225AOct 24, 2000
Low-pressure discharge lamp with filament having protective coating
PHILIPS CORP14 citations70
US5841222ANov 24, 1998
Low-pressure discharge lamp
PHILIPS CORP9 citations70
US4546285AOct 8, 1985
Low-pressure mercury vapor discharge lamp
PHILIPS CORP5 citations59
US4277720AJul 7, 1981
Low-pressure mercury vapor discharge lamp
PHILIPS CORP1 citations48
US5990626ANov 23, 1999
Lighting unit, low-pressure mercury discharge lamp, supply unit, and combined packaging
PHILIPS CORP0 citations30