Inventor
DEURLOO OSCAR J
NL12 patents
⚠️ This page may combine multiple inventors who share the name “DEURLOO OSCAR J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KONINKL PHILIPS ELECTRONICS NV
5 patentsUS7091671B2Aug 15, 2006
Electronic ballast with rail voltage switching
KONINKL PHILIPS ELECTRONICS NV19 citations90
US7019468B2Mar 28, 2006
Electronic ballast with ignition and operation control
KONINKL PHILIPS ELECTRONICS NV43 citations90
US6798153B2Sep 28, 2004
Method of regulating power in a high-intensity-discharge lamp
KONINKL PHILIPS ELECTRONICS NV18 citations82
US7468878B2Dec 23, 2008
Low voltage output for an electronic ballast
KONINKL PHILIPS ELECTRONICS NV7 citations71
US6686703B2Feb 3, 2004
High frequency electronic ballast
KONINKL PHILIPS ELECTRONICS NV6 citations70
PHILIPS CORP
4 patentsUS5923127AJul 13, 1999
High-pressure discharge lamp with miniature discharge vessel and integrated circuitry
PHILIPS CORP29 citations88
US5909089AJun 1, 1999
Discharge lamp igniting and operating circuit with a timer controlled output voltage limit
PHILIPS CORP9 citations71
US6294880B1Sep 25, 2001
Protection device in a hid lamp ignition circuit
PHILIPS CORP12 citations66
US5834902ANov 10, 1998
Discharge lamp igniting and operating curcuit having interference signal suppression from 9 KHz to 100 MHz
PHILIPS CORP6 citations59
PHILIPS ELECTRONICS NA
3 patentsUS6111359AAug 29, 2000
Integrated HID reflector lamp with HID arc tube in a pressed glass reflector retained in a shell housing a ballast
PHILIPS ELECTRONICS NA108 citations94
US5998939ADec 7, 1999
High frequency HID lamp system
PHILIPS ELECTRONICS NA26 citations90
US5828185AOct 27, 1998
High frequency HID lamp system with lamp driven at a frequency above the audible and below the lowest lamp resonant frequency
PHILIPS ELECTRONICS NA39 citations90