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:
May. 14, 2013
Filed:
Oct. 03, 2011
Applicants:
Richard J. Paolini, Jr., Framingham, MA (US);
George G. Harris, Woburn, MA (US);
Jonathan D. Albert, Philadelphia, PA (US);
Barrett Comiskey, Shanghai, CN;
Inventors:
Richard J. Paolini, Jr., Framingham, MA (US);
George G. Harris, Woburn, MA (US);
Jonathan D. Albert, Philadelphia, PA (US);
Barrett Comiskey, Shanghai, CN;
Assignee:
E Ink Corporation, Cambridge, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 26/00 (2006.01); G09G 3/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
A multi-color electrophoretic medium contains first, second and third species of particles, the particles having substantially non-overlapping electrophoretic mobilities and bring of three different colors. The particles are dispersed in a fluid having a fourth color. A method for driving such a display is also described.