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:
Mar. 24, 2015
Filed:
Jun. 30, 2011
Sang IL Shin, Gyeonggi-do, KR;
Yong IN Park, Gyeonggi-do, KR;
Seung Han Paek, Gyeonggi-Do, KR;
Choon Ho Park, Gyeonggi-do, KR;
Sang Il Shin, Gyeonggi-do, KR;
Yong In Park, Gyeonggi-do, KR;
Seung Han Paek, Gyeonggi-Do, KR;
Choon Ho Park, Gyeonggi-do, KR;
LG Display Co., Ltd., Seoul, KR;
Abstract
An electrophoretic display device includes a lower substrate having a plurality of pixel electrodes on the lower substrate, having a lower organic layer on the pixel electrodes and the lower substrate, and having partition walls formed on the lower organic layer to surround the pixel electrodes, the pixel electrodes and partition walls defining a plurality of sub-pixels; an upper substrate bonded with the lower substrate, the upper substrate having a common electrode formed thereon with an upper organic layer on the common electrode; and electrophoretic dispersion liquid comprising a plurality of charged particles colored to display colors, the electrophoretic dispersion liquid disposed in the plurality of the sub-pixels defined by the pixel electrodes and the partition walls.