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:
May. 01, 2012
Filed:
Jul. 23, 2009
Applicant:
Guo Qing He, Toronto, CA;
Inventor:
Guo Qing He, Toronto, CA;
Assignee:
Christie Digital Systems USA, Inc., Cypress, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/14 (2006.01);
U.S. Cl.
CPC ...
Abstract
A light engine for use in a projector, comprising a motorized adjustable convergence mechanism for fine adjusting the relative positions of red, green and blue channel sub-assemblies. Motors are mounted on fixed elements of the sub-assemblies for driving movable elements thereof, including imaging devices thereof such as digital micromirror devices.
He, Guo. (2012). Motorized adjustable convergence mechanism for projection displays (U.S. Patent No. 8167433). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8167433
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile