Inventor
PARHAM THOMAS G
US25 patents
⚠️ This page may combine multiple inventors who share the name “PARHAM THOMAS G”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEN ELECTRIC
23 patentsUS5526237AJun 11, 1996
Lighting system for increasing brightness to a light guide
GEN ELECTRIC145 citations98
US5587626ADec 24, 1996
Patterned optical interference coatings for only a portion of a high intensity lamp envelope
GEN ELECTRIC52 citations95
US5143445ASep 1, 1992
Glass reflectors lpcvd coated with optical interference film
GEN ELECTRIC54 citations95
US4638214AJan 20, 1987
Fluorescent lamp containing aluminate phosphor
GEN ELECTRIC74 citations95
US5196759AMar 23, 1993
High temperature lamps having UV absorbing quartz envelope
GEN ELECTRIC54 citations94
US5952768ASep 14, 1999
Transparent heat conserving coating for metal halide arc tubes
GEN ELECTRIC47 citations92
US5723937AMar 3, 1998
Light-scattering coating, its preparation and use
GEN ELECTRIC35 citations92
US5676579AOct 14, 1997
Patterned optical interference coatings for electric lamps
GEN ELECTRIC29 citations92
US5675677AOct 7, 1997
Lamp-to-light guide coupling arrangement for an electrodeless high intensity discharge lamp
GEN ELECTRIC54 citations92
US5627426AMay 6, 1997
Lamp with IR reflecting film and light-scattering coating
GEN ELECTRIC61 citations92
US5610469AMar 11, 1997
Electric lamp with ellipsoidal shroud
GEN ELECTRIC52 citations92
US5578892ANov 26, 1996
Bug free linear quartz halogen lamp
GEN ELECTRIC27 citations92
US5552671ASep 3, 1996
UV Radiation-absorbing coatings and their use in lamps
GEN ELECTRIC34 citations92
US5412274AMay 2, 1995
Diffusely reflecting optical interference filters and articles including lamps reflectors and lenses
GEN ELECTRIC36 citations92
US5353210AOct 4, 1994
Reflector lamp with low UV emission
GEN ELECTRIC37 citations92
US5258689ANov 2, 1993
Fluorescent lamps having reduced interference colors
GEN ELECTRIC27 citations92
US5536991AJul 16, 1996
Lamp having silica protective coating
GEN ELECTRIC19 citations91
US5569979AOct 29, 1996
UV absorbing fused quartz and its use for lamp envelopes
GEN ELECTRIC27 citations89
US4949005AAug 14, 1990
Tantala-silica interference filters and lamps using same
GEN ELECTRIC38 citations89
US5569970AOct 29, 1996
Tantala-silica interference filters and lamps using same
GEN ELECTRIC16 citations81
US4631144ADec 23, 1986
Aluminate phosphor
GEN ELECTRIC22 citations81
US5422534AJun 6, 1995
Tantala-silica interference filters and lamps using same
GEN ELECTRIC12 citations73
US5402038AMar 28, 1995
Method for reducing molybdenum oxidation in lamps
GEN ELECTRIC17 citations70