Iyer; Venkatramani S.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Iyer; Venkatramani S..The latest application filed is for "refractive-diffractive multifocal lens".

Company Profile

0.28.27

Iyer; Venkatramani S. - Roanoke VA US

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Photochromic ophthalmic systems that selectively filter specific blue light wavelengths Grant 9,377,569 - Ishak , et al. June 28, 2	2016-06-28
Multifocal lens having a progressive optical power region and a discontinuity Grant 9,033,494 - Blum , et al. May 19, 2	2015-05-19
Refractive-Diffractive Multifocal Lens App 20140132916 - Iyer; Venkatramani S. ; et al.	2014-05-15
Refractive-diffractive multifocal lens Grant 8,662,665 - Iyer , et al. March 4, 2	2014-03-04
Static progressive surface region in optical communication with a dynamic optic Grant 8,641,191 - Blum , et al. February 4, 2	2014-02-04
Multifocal lens having a progressive optical power region and a discontinuity Grant 8,434,865 - Blum , et al. May 7, 2	2013-05-07
Multifocal Lens Having A Progressive Optical Power Region And A Discontinuity App 20130070199 - BLUM; RONALD D. ; et al.	2013-03-21
High performance selective light wavelength filtering providing improved contrast sensitivity Grant 8,360,574 - Ishak , et al. January 29, 2	2013-01-29
Refractive-Diffractive Multifocal Lens App 20130003014 - Iyer; Venkatramani S. ; et al.	2013-01-03
Multifocal lens having a progressive optical power region and discontinuity Grant 8,308,295 - Blum , et al. November 13, 2	2012-11-13
Refractive-diffractive multifocal lens Grant 8,197,063 - Iyer , et al. June 12, 2	2012-06-12
Static Progressive Surface Region In Optical Communication With A Dynamic Optic App 20120038882 - Blum; Ronald D. ; et al.	2012-02-16
Multifocal lens having a progressive optical power region and a discontinuity Grant 8,092,016 - Blum , et al. January 10, 2	2012-01-10
Multiple layer multifocal composite lens Grant 8,075,132 - Blum , et al. December 13, 2	2011-12-13
Multifocal Lens Having a Progressive Optical Power Region and Discontinuity App 20110194069 - Blum; Ronald D. ; et al.	2011-08-11
Static progressive surface region in optical communication with a dynamic optic Grant 7,988,286 - Blum , et al. August 2, 2	2011-08-02
Refractive-Diffractive Multifocal Lens App 20110176103 - Iyer; Venkatramani S. ; et al.	2011-07-21
Ophthalmic System Combining Ophthalmic Components With Blue Light Wavelength Blocking And Color-balancing Functionalities App 20110157546 - Ishak; Andrew ; et al.	2011-06-30
Multiple layer multifocal composite lens Grant 7,926,941 - Blum , et al. April 19, 2	2011-04-19
Photochromic Ophthalmic Systems That Selectively Filter Specific Blue Light Wavelengths App 20110075096 - Ishak; Andrew W. ; et al.	2011-03-31
Multiple Layer Multifocal Composite Lens App 20110043751 - Blum; Ronald D. ; et al.	2011-02-24
Multifocal Lens Having A Progressive Optical Power Region and a Discontinuity App 20110043752 - Blum; Ronald D. ; et al.	2011-02-24
Refractive-diffractive multifocal lens Grant 7,883,207 - Iyer , et al. February 8, 2	2011-02-08
Multifocal lens having a progressive optical power region and a discontinuity Grant 7,883,206 - Blum , et al. February 8, 2	2011-02-08
Multifocal Lens Having A Progressive Optical Power Region And A Discontinuity App 20110007266 - Blum; Ronald D. ; et al.	2011-01-13
Electro-active ophthalmic lens having an optical power blending region Grant 7,775,660 - Stewart , et al. August 17, 2	2010-08-17
Multiple layer multifocal composite lens Grant 7,744,215 - Blum , et al. June 29, 2	2010-06-29
Static Progressive Surface Region In Optical Communication With A Dynamic Optic App 20100073632 - BLUM; Ronald D. ; et al.	2010-03-25
Electrical Insulating Layers, Uv Protection, And Voltage Spiking For Electro-active Diffractive Optics App 20100002190 - CLARKE; Roger ; et al.	2010-01-07
Static progressive surface region in optical communication with a dynamic optic Grant 7,604,349 - Blum , et al. October 20, 2	2009-10-20
System and method for selective light inhibition Grant 7,556,376 - Ishak , et al. July 7, 2	2009-07-07
Multiple Layer Multifocal Composite Lens App 20090161066 - BLUM; Ronald D. ; et al.	2009-06-25
Refractive-diffractive Multifocal Lens App 20090153794 - Iyer; Venkatramani S. ; et al.	2009-06-18
Multiple Layer Multifocal Composite Lens App 20090153795 - Blum; Ronald D. ; et al.	2009-06-18
Spectacle Frame Bridge Housing Electronics For Electro-active Spectacle Lenses App 20090103044 - Duston; Dwight P. ; et al.	2009-04-23
Color balanced ophthalmic system with selective light inhibition Grant 7,520,608 - Ishak , et al. April 21, 2	2009-04-21
Electro-active Insert App 20090091818 - Haddock; Joshua N. ; et al.	2009-04-09
Multifocal Lens Having a Progressive Optical Power Region and a Discontinuity App 20080273169 - BLUM; RONALD D. ; et al.	2008-11-06
Multifocal Lens Having A Progressive Optical Power Region And A Discontinuity App 20080218689 - BLUM; Ronald D. ; et al.	2008-09-11
High Performance Selective Light Wavelength Filtering Providing Improved Contrast Sensitivity App 20080186448 - ISHAK; Andrew W. ; et al.	2008-08-07
System and method for selective light inhibition App 20080094566 - Ishak; Andrew W. ; et al.	2008-04-24
Static progressive surface region in optical communication with a dynamic optic App 20080002150 - Blum; Ronald D. ; et al.	2008-01-03
Spectacle frame bridge housing electronics for electro-active spectacle lenses App 20070258039 - Duston; Dwight P. ; et al.	2007-11-08
Ophthalmic system combining ophthalmic components with blue light wavelength blocking and color-balancing functionalities App 20070216861 - Ishak; Andrew ; et al.	2007-09-20
Device and method for manufacturing an electro-active spectacle lens involving a mechanically flexible integration insert App 20070159562 - Haddock; Joshua N. ; et al.	2007-07-12
Electro-active ophthalmic lens having an optical power blending region App 20070052920 - Stewart; Wilber C. ; et al.	2007-03-08
Lens or semi-finished blank comprising photochromic resin compositions Grant 5,914,174 - Gupta , et al. June 22, 1	1999-06-22
Impregnation of plastic substrates with photochromic additives Grant 5,851,585 - Gupta , et al. December 22, 1	1998-12-22
Impregnation of plastic substrates with photochromic additives Grant 5,789,015 - Gupta , et al. August 4, 1	1998-08-04
Composite lenses Grant 5,702,819 - Gupta , et al. December 30, 1	1997-12-30

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