Jeffrey M. Hamel

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Townsend, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Electrically adjustable optical diffusion for luminaires
- Patent number 9,678,410
- Issue date Jun 13, 2017
- Zylight LLC
- James H. Collias
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrically adjustable optical diffusion for luminaires
- Patent number 9,075,286
- Issue date Jul 7, 2015
- Zylight LLC
- James H. Collias
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
ELECTRICALLY ADJUSTABLE OPTICAL DIFFUSION FOR LUMINAIRES
- Publication number 20160131962
- Publication date May 12, 2016
- ZYLIGHT LLC
- James H. Collias
- G02 - OPTICS