P

Inventor

BERGMAN ROLF S

US16 patents

Patents

16 patents
US5587626ADec 24, 1996

Patterned optical interference coatings for only a portion of a high intensity lamp envelope

GEN ELECTRIC52 citations95
US5676579AOct 14, 1997

Patterned optical interference coatings for electric lamps

GEN ELECTRIC29 citations92
US5610469AMar 11, 1997

Electric lamp with ellipsoidal shroud

GEN ELECTRIC52 citations92
US5221876AJun 22, 1993

Xenon-metal halide lamp particularly suited for automotive applications

GEN ELECTRIC24 citations92
US5059865AOct 22, 1991

Xenon-metal halide lamp particularly suited for automotive applications

GEN ELECTRIC40 citations92
US4053809AOct 11, 1977

Short-arc discharge lamp with starting device

GEN ELECTRIC37 citations92
US4942331AJul 17, 1990

Filament alignment spud for incandescent lamps

GEN ELECTRIC30 citations91
US6586864B2Jul 1, 2003

Reflector lamp having a reflecting section with faceted surfaces

GEN ELECTRIC14 citations82
US4535269AAug 13, 1985

Incandescent lamp

GEN ELECTRIC23 citations80
US4340836AJul 20, 1982

Electrode for miniature high pressure metal halide lamp

GEN ELECTRIC13 citations72
US5404069AApr 4, 1995

Filament support for incandescent lamps

GEN ELECTRIC15 citations71
US5336968AAug 9, 1994

DC operated sodium vapor lamp

GEN ELECTRIC13 citations71
US5034656AJul 23, 1991

Tungsten halogen lamp including phosphorous and bromine

GEN ELECTRIC13 citations71
US4990820AFeb 5, 1991

Corrosion resistant sockets for electric lamps

GEN ELECTRIC7 citations71
US4517491AMay 14, 1985

Incandescent lamp source utilizing an integral cylindrical transparent heat mirror

GEN ELECTRIC13 citations69
US4839559AJun 13, 1989

Radiant energy incandescent lamp

GEN ELECTRIC6 citations60