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:
Aug. 09, 2011
Filed:
Jul. 12, 2005
Applicant:
Stephen Roland Day, Greater Manchester, GB;
Inventor:
Stephen Roland Day, Greater Manchester, GB;
Assignee:
Pilkington PLC, St. Helens, Merseyside, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and apparatus for inspection of the optical quality of a glazing is provided. A greyscale image is generated digitally, and reflected off or transmitted through a glazing, and captured using an image capture device. Preferably, the generation of the greyscale pattern and the capturing of the reflected or transmitted greyscale pattern are synchronised.