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. 03, 2010
Filed:
Apr. 11, 2007
Jack Hou, Fremont, CA (US);
Hongmei Zang, Sunnyvale, CA (US);
Yajuan Chen, San Jose, CA (US);
Jing-den Chen, Milpitas, CA (US);
Chih-yuan Liao, Saratoga, CA (US);
Rong-chang Liang, Cupertino, CA (US);
Jack Hou, Fremont, CA (US);
HongMei Zang, Sunnyvale, CA (US);
Yajuan Chen, San Jose, CA (US);
Jing-Den Chen, Milpitas, CA (US);
Chih-Yuan Liao, Saratoga, CA (US);
Rong-Chang Liang, Cupertino, CA (US);
SiPix Imaging, Inc., Fremont, CA (US);
Abstract
This invention relates to electrophoretic displays having improved performance. The invention also relates to a method for inducing or enhancing the threshold voltage of an electrophoretic display, which method comprises adding a threshold promoter into an electrophoretic fluid which comprises charged pigment particles or pigment-containing microparticles dispersed in a dielectric solvent or solvent mixture.