John B. Hartley

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Pacific Palisades, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Light bulb with glass envelope having light transmission of a wavel...
- Patent number 7,106,002
- Issue date Sep 12, 2006
- Illumination Technology, Inc.
- William Joseph Lang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low voltage incandescent lamp with dual envelope
- Patent number 6,661,168
- Issue date Dec 9, 2003
- Illumination Technology, Inc.
- John B. Hartley
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Light bulb with glass envelope having light transmission of a wavel...
- Patent number 5,686,786
- Issue date Nov 11, 1997
- Illumination Technology, Inc.
- William Joseph Lang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Vacuum sealed incandescent lamp with improved filament support stru...
- Patent number 5,659,222
- Issue date Aug 19, 1997
- Illumination Technology, Inc.
- Charles R. Ragsdale
- H01 - BASIC ELECTRIC ELEMENTS