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:
Dec. 11, 2007
Filed:
Apr. 22, 2005
Applicants:
David L. Erickson, Philomath, OR (US);
Anurag Gupta, Corvallis, OR (US);
Scott Lerner, Corvallis, OR (US);
Inventors:
David L. Erickson, Philomath, OR (US);
Anurag Gupta, Corvallis, OR (US);
Scott Lerner, Corvallis, OR (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
One embodiment of an image rotator includes an image reversion structure that rotates an image by a predetermined number of degrees, and securement structure adapted to removably secure the image reversion structure on a projector.