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. 03, 2020
Filed:
Aug. 28, 2017
E Ink California, Llc, Fremont, CA (US);
Ming Wang, Fremont, CA (US);
Yu Li, Fremont, CA (US);
Hui Du, Milpitas, CA (US);
Haiyan Gu, Fremont, CA (US);
Roman Ivanov, Aurora, IL (US);
Robert A. Sprague, Saratoga, CA (US);
HongMei Zang, Fremont, CA (US);
Xiaojia Zhang, Fremont, CA (US);
E INK CALIFORNIA, LLC, Fremont, CA (US);
Abstract
The present invention is directed to an electrophoretic fluid which comprises additive particles. The concentration of the additive particles in the electrophoretic fluid does not exceed 25% by weight and the additive particles are not seen at the viewing side during operation of the display. The resulting fluid can improve optical performance of a display device, such as image stability and contrast ratio. The present invention is also directed to an electrophoretic display comprising the electrophoretic fluid.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile