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:
Jul. 16, 2002
Filed:
Sep. 13, 2001
Applicant:
Inventors:
Tewe Hiepke Heemstra, Eindhoven, NL;
Geert Jan Van Der Meer, Eindhoven, NL;
Assignee:
Koninklijke Philips Electronics N. V., Eindhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 1/320 ; G03C 5/00 ;
U.S. Cl.
CPC ...
G02B 1/320 ; G03C 5/00 ;
Abstract
A photosensitive layer of or for a cathode ray tube is illuminated by means of a laser illumination arrangement. The laser illumination arrangement comprises a homogenizer which serves to reduce the coherence of the laser beam.
Heemstra, Tewe. (2002). Laser illumination arrangement for a cathode ray tube (U.S. Patent No. 6421187). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6421187
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile