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. 06, 2013
Filed:
Sep. 16, 2011
Kozo Shitagami, Chino, JP;
Yasushi Yamazaki, Azumino, JP;
Shinobu Yokokawa, Okaya, JP;
Harunobu Komatsu, Matsumoto, JP;
Atsushi Kitabayashi, Chino, JP;
Kozo Shitagami, Chino, JP;
Yasushi Yamazaki, Azumino, JP;
Shinobu Yokokawa, Okaya, JP;
Harunobu Komatsu, Matsumoto, JP;
Atsushi Kitabayashi, Chino, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
An electrophoretic display device includes: a substrate; partition walls which partition a space on the substrate into a plurality of cells; an electrophoretic dispersion liquid with which the plurality of cells on the substrate is filled; a sealing film which is disposed so as to face the substrate with the partition walls interposed therebetween and seals the plurality of cells; and phase separation portions which are partially formed between upper surfaces of the partition walls and the sealing film and in which the electrophoretic dispersion liquid is subjected to phase separation.