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:
Apr. 08, 2003
Filed:
Dec. 27, 2000
Applicant:
Inventors:
Hugo Johan Cornelissen, Eindhoven, NL;
Dirk Jan Broer, Eindhoven, NL;
Peter Van De Witte, Heerlen, NL;
Assignee:
Koninklijke Philips Electronics N.V., Eindhoven, NL;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1335 ;
U.S. Cl.
CPC ...
G02F 1/1335 ;
Abstract
Transflective display device provided with an optical waveguide which splits light coming in from aside into two light beams having a mutually opposite circular polarization. Polarization splitting is achieved at the interface of areas in the optical waveguide having a chiral nematic structure.
Cornelissen, Hugo. (2003). Display device with light guide having polarizing material in grooves (U.S. Patent No. 6545734). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6545734
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile