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:
Jan. 27, 1998
Filed:
Sep. 14, 1995
Kazuki Taira, Kawasaki, JP;
Yoshinori Higuchi, Yokohama, JP;
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Abstract
A display device having an emitter, a direct-view display screen, a light-guiding member for guiding illumination light emitted from the emitter to the direct-view display screen, a light separating element for separating the illumination light selectively into a first and second polarized light component and transmitting the first light component and reflecting the second light component, a light converting member for converting the reflected second light component to a first light component, a reflecting plate for returning the converted first light component to the light separating element, and a half-wave film for rotating the vibration direction of the first polarized light component, thereby obtaining the illumination light.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile