Inventor

VAN ESVELD HENDRIK A

NL5 patents

⚠️ This page may combine multiple inventors who share the name “VAN ESVELD HENDRIK A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KONINKL PHILIPS ELECTRONICS NV

2 patents

US6696800B2Feb 24, 2004

High frequency electronic ballast

KONINKL PHILIPS ELECTRONICS NV13 citations80

US6686703B2Feb 3, 2004

High frequency electronic ballast

KONINKL PHILIPS ELECTRONICS NV6 citations70

PHILIPS CORP

2 patents

US4978884ADec 18, 1990

Metal halide discharge lamp having low color temperature and improved color rendition

PHILIPS CORP9 citations71

US4283226AAug 11, 1981

Method of preparing titanium iron-containing material for hydrogen storage

PHILIPS CORP16 citations66

PHILIPS ELECTRONICS NA

1 patent

US6111359AAug 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