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. 28, 2012
Filed:
Jul. 23, 2010
Young Woo Lee, Gyeonggi-do, KR;
Sang Jin Kim, Gyeonggi-do, KR;
Sang Moon Lee, Seoul, KR;
Hwan Soo Lee, Gyeonggi-do, KR;
Young Woo Lee, Gyeonggi-do, KR;
Sang Jin Kim, Gyeonggi-do, KR;
Sang Moon Lee, Seoul, KR;
Hwan Soo Lee, Gyeonggi-do, KR;
Samsung Electro-Mechanics Co., Ltd., Gyunggi-do, KR;
Abstract
Disclosed herein is a color electronic paper display device. The color electronic paper display device includes a barrier rib structure body that has a cavity partitioning rotating balls; and an electrode structure that is provided in the barrier rib structure body and applies voltage to the rotating balls, wherein the barrier rib structure body has a multilayer barrier rib structure formed of a lower barrier rib and an upper barrier rib, having different light absorptions.