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:
Oct. 16, 2001
Filed:
Aug. 20, 1998
Applicant:
Inventors:
Gajendra D. Savant, Torrance, CA (US);
Stephen A. Kupiec, Torrance, CA (US);
Joanna L. Jannson, Torrance, CA (US);
Assignee:
Physical Optics Corporation, Torrance, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03H 1/32 ;
U.S. Cl.
CPC ...
G03H 1/32 ;
Abstract
An improved method for generating masters having a plurality of randomly distributed speckle suitable for making seamless light shaping diffusers of virtually any size and at low cost is disclosed herein. The method utilizes incoherent light to record a desired speckle pattern in a photosensitive medium which is then exposed in an imagesetter.
Savant, Gajendra. (2001). Method and apparatus for making optical master surface diffusers suitable for producing large format optical components (U.S. Patent No. 6303276). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6303276
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile