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Showing 1 to 20 of 127 results

PATENT /PUB No. Country Patent Title Patent Owner Filing Date Issue/Pub Date Status
7635523 US Grinding and stamping behavior of ophthalmic glasses with hydrophobic coating Mar 13, 2007 Dec 22, 2009 Granted
6808263 US Progressive spectacle lens producing only slight dynamic distortion Oct 25, 2002 Oct 26, 2004 Granted
7300153 US Double progressive spectacle lens Dec 19, 2003 Nov 27, 2007 Granted
6225466 US Photochromic spirofluorenopyran compounds May 28, 1999 May 1, 2001 Granted
9176330 US Method for optimizing a spectacle lens with a diffraction grating Nov 16, 2011 Nov 3, 2015 Granted
10281739 US Brightness-dependent adjustment of a spectacle lens Jun 8, 2017 May 7, 2019 Granted
7740355 US Device and method for determining optical parameters Jan 26, 2006 Jun 22, 2010 Granted
D405818 US Pair of eyeglass temples Oct 2, 1997 Feb 16, 1999 Granted
7771047 US Error-tolerant progressive glass design Aug 17, 2004 Aug 10, 2010 Granted
9176331 US Prescription-dependent and individualization-dependent modification of the temporal peripheral nominal astigmatism and adaption of the object distance function to changed object distances for near and/or far vision Oct 13, 2011 Nov 3, 2015 Granted
8992014 US Method for calculating a spectacle lens with improved near zone Sep 6, 2011 Mar 31, 2015 Granted
6331625 US Photochromic spirofluorenopyran compounds Apr 25, 2000 Dec 18, 2001 Granted
D451119 US Reading glasses Nov 30, 2000 Nov 27, 2001 Granted
8805612 US Method for calculation of the magnification and/or distortion and method for production of a spectacle lens with low magnification and/or distortion Nov 24, 2006 Aug 12, 2014 Granted
8960902 US Method and apparatus for producing a spectacle lens in consideration of monocular and binocular properties Dec 22, 2008 Feb 24, 2015 Granted
10274749 US Producing microstructured spectacle lenses by means of transfer layer Nov 19, 2013 Apr 30, 2019 Granted
7930151 US Method for calculating an individual progressive lens Dec 19, 2003 Apr 19, 2011 Granted
7073903 US Glasses and fixing device Jun 7, 2004 Jul 11, 2006 Granted
8757800 US Method for optimizing a spectacle lens Jan 25, 2008 Jun 24, 2014 Granted
5992998 US Ophthalmic lens having a progressive effect Jun 5, 1995 Nov 30, 1999 Granted

Showing 1 to 20 of 127 results

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