Shyamy Sastry

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Roanoke, VA, US

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Patents Grantslast 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 Applicationslast 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