US Patent No: 6,623,669

Number of patents in Portfolio can not be more than 2000

Method and apparatus for casting lenses




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An apparatus for manufacturing a lens with a predetermined prescription from a number of lens molds, a gasket, and a source of a fluid material. The apparatus includes a device for selecting a first lens mold and a second lens mold based upon the prescription, a device for positioning the lens molds within the gasket, a device for inserting an amount of the fluid material within the gasket and between the molds, a device for curing the fluid material so as to form the lens, and a device for advancing the lens molds along a predetermined path through the selecting device, the positioning device, the fill device, and the cure device.

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Patent Owner(s)

Patent OwnerAddressTotal Patents

International Classification(s)

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Inventor Name Address # of filed Patents Total Citations
Barrett, Richard Greenville, SC 5 69
Conard, Rick Greenville, SC 2 8
Humphries, Andy Greenville, SC 3 8
Michel, Matt A Greenville, SC 3 8
Slack, Dale E Alpharetta, GA 3 8
Smith, Dave Greenville, SC 28 191
Zawoy, Karl Alpharetta, GA 7 13

Cited Art Landscape

Patent Info (Count) # Cites Year
6,068,464 Gasket for lens making 27 1998
6,082,987 Apparatus for assembling a lens-forming device 64 1998
6,099,763 Method and apparatus for filling a lens-forming device with a curable fluid 8 1998
6,103,148 Method for curing a lens-forming fluid 53 1998
6,099,764 Method of lens casting without using a gasket 6 1999
D434050 Gasket for lens making 3 1999
* Cited By Examiner

Patent Citation Ranking

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Patent Info (Count) # Cites Year
Other [Check patent profile for assignment information] (1)
* 6,982,840 Magnifier and glasses 7 2004
* 2006/0176,491 Device and method for non-contact scanning of contact lens mold geometry 3 2005
9,057,595 Combination of mirror images to improve signal quality for contact lenses 0 2012
* 2006/0001,828 Automatic identification symbology suitable for contact lens manufacturing verification 3 2004
Q2100, INC. (7)
* 7,139,636 System for preparing eyeglass lenses with bar code reader 6 2001
7,083,404 System for preparing an eyeglass lens using a mold holder 0 2001
7,074,352 Graphical interface for monitoring usage of components of a lens forming apparatus 0 2001
7,060,208 Method of preparing an eyeglass lens with a controller 0 2001
7,037,449 Method for automatically shutting down a lens forming apparatus 0 2001
7,025,910 Method of entering prescription information 0 2001
* 2003/0042,635 Method for automatically shutting down a lens forming apparatus 0 2001
* Cited By Examiner