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:
Nov. 25, 1997
Filed:
Aug. 04, 1995
Applicant:
Inventors:
John Havens, Menlo Park, CA (US);
Paul S Drzaic, Palo Alto, CA (US);
Assignee:
Raychem Corporation, Menlo Park, CA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ; G02F / ; G02B / ;
U.S. Cl.
CPC ...
349113 ; 349 86 ; 349115 ; 359 15 ;
Abstract
A colored reflective liquid crystal display employs a liquid crystal light valve switchable between a light scattering and a transmissive state. Positioned on the non-viewing side of the light valve is a reflector which reflects light of selected wavelengths and transmits the other wavelengths.