Inventor
ZWIER JAN
NL6 patents
Patents
6 patentsUS4766350AAug 23, 1988
Electric circuit with transient voltage doubling for improved operation of a discharge lamp
PHILIPS CORP22 citations78
US4890031ADec 26, 1989
Semiconductor cathode with increased stability
PHILIPS CORP14 citations71
US4736135AApr 5, 1988
Electron emission device provided with a reservoir containing material reducing the electron work function
PHILIPS CORP11 citations71
US4717855AJan 5, 1988
Dual-cathode electron emission device
PHILIPS CORP18 citations69
US4743794AMay 10, 1988
Cathode-ray tube having an ion trap
PHILIPS CORP9 citations68
US5013384AMay 7, 1991
Vacuum system
PHILIPS CORP14 citations62