Inventor
GEVEN ANDREAS S G
NL4 patents
Patents
4 patentsUS6137225AOct 24, 2000
Low-pressure discharge lamp with filament having protective coating
PHILIPS CORP14 citations70
US4621216ANov 4, 1986
High-pressure discharge lamp with shielded electrode
PHILIPS CORP7 citations66
US5675214AOct 7, 1997
Low-pressure discharge lamp having hollow electrodes
PHILIPS CORP12 citations65
US4935667AJun 19, 1990
High-pressure sodium discharge lamp comprising a discharge arc shielding means
PHILIPS CORP4 citations59