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:
Aug. 13, 1996
Filed:
Dec. 20, 1994
Applicant:
Inventor:
Jean-Michel Guerin, Glendale, CA (US);
Assignee:
Xerox Corporation, Stamford, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ; G02B / ; G02B / ;
U.S. Cl.
CPC ...
359 17 ; 359203 ; 359217 ; 359566 ; 359571 ; 359572 ;
Abstract
A double bounce facet tracking polygon in which a reflective mode replicated diffraction grating element on a flat facet on the double bounce facet tracking polygon is used to provide a small angle deflection which is used in a passive facet tracking system.