Stuart F. Cogan

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Norwood, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Oxidatively coloring electrochromic material and electro-optical de...
- Patent number 5,768,004
- Issue date Jun 16, 1998
- EIC Laboratories, Inc.
- Stuart F. Cogan
- G02 - OPTICS
Information Patent Grant
Protective overlayer material and electro-optical coating using same
- Patent number 5,530,581
- Issue date Jun 25, 1996
- EIC Laboratories, Inc.
- Stuart F. Cogan
- G02 - OPTICS
Information Patent Grant
Solid polymeric electrolytes for electrochromic devices having redu...
- Patent number 5,327,281
- Issue date Jul 5, 1994
- E.I.C. Laboratories
- Stuart F. Cogan
- G02 - OPTICS
Information Patent Grant
Method for producing electrochromic material and electro-optical de...
- Patent number 5,288,381
- Issue date Feb 22, 1994
- E.I.C. Laboratories
- Stuart F. Cogan
- G02 - OPTICS
Information Patent Grant
Solid state electrochromic light modulator
- Patent number RE34469
- Issue date Dec 7, 1993
- EIC Laboratories, Inc.
- Stuart F. Cogan
- 359 - Optical: systems and elements
Information Patent Grant
Electrochromic material and electro-optical device using same
- Patent number 5,080,471
- Issue date Jan 14, 1992
- EIC Laboratories, Inc.
- Stuart F. Cogan
- G02 - OPTICS
Information Patent Grant
Solid state electrochromic light modulator
- Patent number 4,938,571
- Issue date Jul 3, 1990
- Stuart F. Cogan
- G02 - OPTICS