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:
Apr. 10, 2012

Filed:

Oct. 27, 2009
Applicants:

Xiaojia Wang, Fremont, CA (US);

Robert A. Sprague, Saratoga, CA (US);

Gary Yih-ming Kang, Fremont, CA (US);

Inventors:

Xiaojia Wang, Fremont, CA (US);

Robert A. Sprague, Saratoga, CA (US);

Gary Yih-Ming Kang, Fremont, CA (US);

Assignee:

Sipix Imaging, Inc., Fremont, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 26/00 (2006.01); G09G 3/34 (2006.01); G03G 17/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

This invention relates to a display device comprising a plurality of display cells, wherein said display cells are separated by slanted partition walls. This invention also relates to a display device comprising a plurality of display cells, wherein said display cells are separated by indented partition walls having indented areas. The electrophoretic structures of the present invention may be manufactured by a continuous or semi-continuous roll-to-roll manufacturing process. The structures in which display cells are separated by slanted partition walls or partition walls having indented areas are capable of providing enhanced color states.


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