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. 25, 2006
Filed:
Jun. 02, 2004
Applicants:
Gary Dennis Basey, Santa Rosa, CA (US);
Eric Immel, West Linn, OR (US);
Andrew Austin, Sherwood, OR (US);
Inventors:
Gary Dennis Basey, Santa Rosa, CA (US);
Eric Immel, West Linn, OR (US);
Andrew Austin, Sherwood, OR (US);
Assignee:
InFocus Corporation, Wilsonville, OR (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 21/28 (2006.01); G02F 1/13357 (2006.01);
U.S. Cl.
CPC ...
Abstract
An interface tube is provided for an image display device. In one embodiment, an interface tube having an inside surface and a center region where the at least a portion of the inside surface includes light-disbursing elements. The light-disbursing elements may be configured to direct a substantial portion of reflected light away from the center region to prevent center region from exceeding a specified temperature.