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Shyamy Sastry
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Roanoke, VA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Single vision spectacle lens
Patent number
8,092,012
Issue date
Jan 10, 2012
Essilor International (Compagnie Generale d'Optique)
James S. Merritt
G02 - OPTICS
Information
Patent Grant
Short channel progressive addition lenses
Patent number
7,837,325
Issue date
Nov 23, 2010
Essilor International (Compagnie Generale d'Optique)
C. Benjamin Wooley
G02 - OPTICS
Information
Patent Grant
Four zone multifocal lenses
Patent number
7,377,638
Issue date
May 27, 2008
Essilor International (Compagnie Generale d'Optique)
Amitava Gupta
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
SINGLE VISION SPECTACLE LENS
Publication number
20100060852
Publication date
Mar 11, 2010
ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQU
Jim Merritt
G02 - OPTICS
Information
Patent Application
Short Channel Progressive Addition Lenses
Publication number
20100045931
Publication date
Feb 25, 2010
ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE)
Pierre Gerligand
G02 - OPTICS
Information
Patent Application
METHOD FOR PROVIDING DUAL SURFACE PROGRESSIVE ADDITION LENS SERIES
Publication number
20090168015
Publication date
Jul 2, 2009
ESSILOR INTERNATIONAL (COMPAGNIE GENERALE D'OPTIQUE)
C. Benjamin Wooley
G02 - OPTICS
Information
Patent Application
Four zone multifocal spectacle lenses
Publication number
20070171361
Publication date
Jul 26, 2007
Transform Pharmaceuticals, Inc.
Amitava Gupta
G02 - OPTICS
Information
Patent Application
Four zone multifocal lenses
Publication number
20040233384
Publication date
Nov 25, 2004
Amitava Gupta
G02 - OPTICS