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.:

US 8547490 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 01, 2013

Filed:

May. 15, 2012
Applicants:

Mei-sha Shih, Kaohsiung, TW;

Chun-wei Su, New Taipei, TW;

Jan-tien Lien, Keelung, TW;

Inventors:

Mei-Sha Shih, Kaohsiung, TW;

Chun-Wei Su, New Taipei, TW;

Jan-Tien Lien, Keelung, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
Abstract

A three-dimensional imaging device is provided which includes a display device and a viewing device. The display device includes a first substrate, a second substrate, a black absorbing layer and a cholesteric liquid crystal layer including a first levo-cholesteric liquid crystal layer and a first dextro-cholesteric liquid crystal layer. The viewing device includes a second levo-cholesteric liquid crystal layer and a second dextro-cholesteric liquid crystal layer. The first levo-cholesteric liquid crystal layer is made of a same material as the second levo-cholesteric liquid crystal layer, and the first dextro-cholesteric liquid crystal layer is made of a same material as the second dextro-cholesteric liquid crystal layer.


Find Patent Forward Citations

Shih, Mei-Sha. (2013). Three-dimensional imaging device (U.S. Patent No. 8547490). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8547490

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