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.

Date of Patent:
Jan. 02, 2007

Filed:

Oct. 01, 2003
Applicant:

X. Steve Yao, Diamond Bar, CA (US);

Inventor:

X. Steve Yao, Diamond Bar, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/01 (2006.01); H01J 3/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

Optical devices with folded optical paths to reduce size of optical devices and optical elements in the optical devices. The folded optical paths operate by manipulating optical polarization of light. Exemplary optical switches and variable optical attenuators are described.


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