Inventor
ROCHE WILLIAM J
US37 patents
⚠️ This page may combine multiple inventors who share the name “ROCHE WILLIAM J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GTE PROD CORP
29 patentsUS5714836AFeb 3, 1998
Fluorescent lamp with improved phosphor blend
GTE PROD CORP70 citations95
US4284925AAug 18, 1981
Multiple level dimming circuit for fluorescent lamp
GTE PROD CORP36 citations92
US4268780AMay 19, 1981
Integrated fluorescent-incandescent lamp assembly
GTE PROD CORP21 citations81
US4495440AJan 22, 1985
Arc-extinguishing ampul and fluorescent lamp having such ampul mounted on each electrode structure
GTE PROD CORP21 citations79
US5247228ASep 21, 1993
Fluorescent lamp ballast adaptor
GTE PROD CORP7 citations74
US5150009ASep 22, 1992
Glow discharge lamp
GTE PROD CORP17 citations74
US4709187ANov 24, 1987
Lamp with lead wire thermal switch
GTE PROD CORP7 citations74
US4500812AFeb 19, 1985
Electronic ballast circuit
GTE PROD CORP10 citations74
US4494042AJan 15, 1985
Mercury target sensing and locating apparatus
GTE PROD CORP18 citations74
USD266878SNov 9, 1982
Lamp
GTE PROD CORP12 citations73
US4323824AApr 6, 1982
Low voltage fluorescent operating circuit
GTE PROD CORP14 citations73
US4870323ASep 26, 1989
Method of dispensing mercury into an arc discharge lamp
GTE PROD CORP15 citations72
US4575656AMar 11, 1986
Starting aid for non-linear discharge lamps and method of making same
GTE PROD CORP7 citations72
US4553067ANov 12, 1985
Method of dispensing mercury into a fluorescent lamp and lamp to operate with method
GTE PROD CORP9 citations72
US4510418AApr 9, 1985
Rapid start fluorescent lamp with a bimetal electrode disconnect switch
GTE PROD CORP7 citations72
US4661745AApr 28, 1987
Rapid-start fluorescent lamp power reducer
GTE PROD CORP14 citations70
US4659966AApr 21, 1987
Rapid-start fluorescent lamp integrated circuit breaker structure and manufacture
GTE PROD CORP3 citations63
US4413209ANov 1, 1983
Series-connected discharge device ballast apparatus
GTE PROD CORP5 citations63
US4410836AOct 18, 1983
Voltage limited ballast for gaseous discharge devices
GTE PROD CORP3 citations63
USD268954SMay 10, 1983
Circular fluorescent lamp
GTE PROD CORP4 citations63
US4360761ANov 23, 1982
Fluorescent lamp starting aid having an integral coupling impedance
GTE PROD CORP6 citations63
USD267046SNov 23, 1982
Lamp
GTE PROD CORP4 citations62
USD265134SJun 22, 1982
Lamp
GTE PROD CORP2 citations62
US4616156AOct 7, 1986
Tri-model type circuit breaker and rapid-start fluorescent lamp
GTE PROD CORP5 citations61
USD280344SAug 27, 1985
Fluorescent lamp or the like
GTE PROD CORP5 citations61
US4494041AJan 15, 1985
Incandescent ballast assembly
GTE PROD CORP6 citations61
US4454447AJun 12, 1984
Dual filament fluorescent lamp with electron shielding means
GTE PROD CORP5 citations61
US4358701ANov 9, 1982
Discharge lamps having internal starting aid capacitively coupled to one of the electrodes
GTE PROD CORP4 citations61
US4629437ADec 16, 1986
Rapid-start fluorescent lamp integrated circuit breaker structure and manufacture
GTE PROD CORP1 citations52
OSRAM SYLVANIA INC
4 patentsUS5475284ADec 12, 1995
Ballast containing circuit for measuring increase in DC voltage component
OSRAM SYLVANIA INC88 citations96
US6369503B1Apr 9, 2002
Mercury capsule for use in a fluorescent lamp
OSRAM SYLVANIA INC10 citations68
US6719600B2Apr 13, 2004
Method for making mercury capsule for use in fluorescent lamp
OSRAM SYLVANIA INC4 citations63
US6518701B1Feb 11, 2003
Mercury capsule for use in a fluorescent lamp
OSRAM SYLVANIA INC2 citations63
GTE SYLVANIA INC
3 patentsUS4163176AJul 31, 1979
Energy saving fluorescent lamp
GTE SYLVANIA INC32 citations91
US3967191AJun 29, 1976
Method and apparatus for non-destructively measuring internal film resistance in a fluorescent lamp
GTE SYLVANIA INC18 citations74
US4146820AMar 27, 1979
Fluorescent lamp power reducer
GTE SYLVANIA INC9 citations73