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. 22, 1997
Filed:
Aug. 25, 1995
Applicant:
Inventor:
Yukinori Shioya, Tokyo, JP;
Assignee:
NEC Corporation, , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
353 94 ; 353 20 ; 353 30 ;
Abstract
A liquid crystal projector system capable of reducing color variation on a projection screen which may occur when images from two liquid crystal projectors are combined thereon and obtaining a highly even combined image is provided. The two liquid crystal projectors are arranged such that a flat plane containing optical axes of projection lenses of these liquid crystal projectors becomes in parallel to a minor side direction of the projection screen.
Quick Actions:
Shioya, Yukinori. (1997). Projector system using two liquid crystal projectors (U.S. Patent No. 5649752). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5649752
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile