Inventor
HAMMER EDWARD E
US29 patents
Patents
29 patentsUS5592054AJan 7, 1997
Fluorescent lamp ballast with selectable power levels
GEN ELECTRIC77 citations94
US4399391AAug 16, 1983
Circuit for starting and operating fluorescent lamps
GEN ELECTRIC43 citations91
US5350972ASep 27, 1994
UV absorbing lamp glass
GEN ELECTRIC20 citations88
US4185233AJan 22, 1980
High efficiency ballast system for gaseous discharge lamps
GEN ELECTRIC22 citations79
US3995191ANov 30, 1976
Reprographic fluorescent lamp having improved reflector layer
GEN ELECTRIC19 citations78
US6650042B2Nov 18, 2003
Low-wattage fluorescent lamp
GEN ELECTRIC7 citations74
US4422010ADec 20, 1983
Shaped discharge lamp with starting aid
GEN ELECTRIC9 citations74
US4388564AJun 14, 1983
Energy saving fluorescent lamp circuit
GEN ELECTRIC7 citations74
US3995192ANov 30, 1976
Reprographic fluorescent lamp with improved reflector layer
GEN ELECTRIC12 citations74
US6841939B2Jan 11, 2005
Fluorescent lamp
GEN ELECTRIC11 citations73
US6118217ASep 12, 2000
Additional electrode for three-level output and improved starting of compact fluorescent lamp systems
GEN ELECTRIC8 citations73
US4914354AApr 3, 1990
Reactor-type ballast circuit
GEN ELECTRIC15 citations73
US4698549AOct 6, 1987
D.C. lamp discharge gas pumping control
GEN ELECTRIC11 citations73
US4562381ADec 31, 1985
Starting circuit for multiple fluorescent lamps
GEN ELECTRIC10 citations73
US4425530AJan 10, 1984
Time delay lamp ballast circuit
GEN ELECTRIC9 citations73
US4316121AFeb 16, 1982
Integrally ballasted fluorescent lamp unit
GEN ELECTRIC17 citations73
US6140751AOct 31, 2000
Electrolytic capacitor heat sink
GEN ELECTRIC15 citations72
US6051930AApr 18, 2000
Extended wire connector for starting compact fluorescent lamp system
GEN ELECTRIC10 citations72
US4523126AJun 11, 1985
Shaped discharge lamp with starting aid
GEN ELECTRIC8 citations72
US5506474AApr 9, 1996
Compact fluorescent lamp using a light reflecting adhesive material
GEN ELECTRIC16 citations68
US4513225AApr 23, 1985
Fluorescent lamp series system
GEN ELECTRIC9 citations66
US4467247AAug 21, 1984
High frequency fluorescent lamp circuit
GEN ELECTRIC3 citations63
US4900986AFeb 13, 1990
Ballast circuit for starting fluorescent lamps
GEN ELECTRIC4 citations62
US4321502AMar 23, 1982
U-Shaped discharge lamp with starting strip
GEN ELECTRIC6 citations62
US6064152AMay 16, 2000
Electrically conductive cylinder for improved starting of compact fluorescent lamp systems
GEN ELECTRIC5 citations61
US4644227AFeb 17, 1987
Three lamp ballast
GEN ELECTRIC3 citations61
US4468591AAug 28, 1984
Shaped discharge lamp with starting aid and starting strip
GEN ELECTRIC5 citations61
US4463280AJul 31, 1984
Shaped discharge lamp with starting aid
GEN ELECTRIC5 citations61
US6157134ADec 5, 2000
Lead wires for improved starting of compact fluorescent lamp systems
GEN ELECTRIC1 citations52