The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 29, 2013
Filed:
Oct. 31, 2007
Andrew W. Ishak, Waterford, VT (US);
Joshua N. Haddock, Roanoke, VA (US);
William Kokonaski, Gig Harbor, WA (US);
Dwight P. Duston, Laguna Niguel, CA (US);
Venkatramani S. Iyer, Roanoke, VA (US);
Ronald D. Blum, Roanoke, VA (US);
Sean P. Mcginnis, Roanoke, VA (US);
Michael B. Packard, Cincinnati, OH (US);
Andrew W. Ishak, Waterford, VT (US);
Joshua N. Haddock, Roanoke, VA (US);
William Kokonaski, Gig Harbor, WA (US);
Dwight P. Duston, Laguna Niguel, CA (US);
Venkatramani S. Iyer, Roanoke, VA (US);
Ronald D. Blum, Roanoke, VA (US);
Sean P. McGinnis, Roanoke, VA (US);
Michael B. Packard, Cincinnati, OH (US);
High Performance Optics, Inc., Roanoke, VA (US);
Abstract
The present invention relates to ophthalmic systems comprising a selective light wavelength filter, wherein said selective filter provides improved contrast sensitivity.