Robert M. Griffin

Person

So. Hamilton, MA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Incandescent lamp having hardglass envelope with internal barrier l...
- Patent number 5,473,226
- Issue date Dec 5, 1995
- Osram Sylvania Inc.
- Mark D. Beschle
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Filament support for tubular lamp capsule
- Patent number 5,254,902
- Issue date Oct 19, 1993
- GTE Products Corporation
- Robert M. Griffin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Methods for mounting filaments in tubular incandescent lamp capsules
- Patent number 5,209,689
- Issue date May 11, 1993
- GTE Products Corporation
- Robert M. Griffin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tungsten-halogen lamp with metal additive
- Patent number 4,857,804
- Issue date Aug 15, 1989
- GTE Products Corporation
- Robert M. Griffin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tungsten-halogen electric lamp with permeable means closing an oute...
- Patent number 4,687,963
- Issue date Aug 18, 1987
- GTE Products Corporation
- Peter R. Gagnon
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Tungsten halogen lamp having a fine-wire filament and a hydrogen-im...
- Patent number 4,550,270
- Issue date Oct 29, 1985
- GTE Products Corporation
- Stephen F. Kimball
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Long life incandescent tungsten-halogen lamp
- Patent number 4,451,760
- Issue date May 29, 1984
- GTE Products Corporation
- Robert M. Griffin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Hermetically sealed electrical gas fuel igniter
- Patent number 4,119,832
- Issue date Oct 10, 1978
- GTE Sylvania Incorporated
- Emery G. Audesse
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Ceramic enveloped electrical heating element
- Patent number 4,103,277
- Issue date Jul 25, 1978
- GTE Sylvania Incorporated
- Robert M. Griffin
- H01 - BASIC ELECTRIC ELEMENTS

Robert M. Griffin

Person

Patents Grantslast 30 patents

Incandescent lamp having hardglass envelope with internal barrier l...

Filament support for tubular lamp capsule

Methods for mounting filaments in tubular incandescent lamp capsules

Tungsten-halogen lamp with metal additive

Tungsten-halogen electric lamp with permeable means closing an oute...

Tungsten halogen lamp having a fine-wire filament and a hydrogen-im...

Long life incandescent tungsten-halogen lamp

Hermetically sealed electrical gas fuel igniter

Ceramic enveloped electrical heating element