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:
Jul. 23, 2013
Filed:
Jun. 15, 2011
Applicants:
Omer Gila, Cupertino, CA (US);
Napoleon Leoni, San Jose, CA (US);
Henryk Birecki, Palo Alto, CA (US);
Richard Fotland, Franklin, MA (US);
Inventors:
Omer Gila, Cupertino, CA (US);
Napoleon Leoni, San Jose, CA (US);
Henryk Birecki, Palo Alto, CA (US);
Richard Fotland, Franklin, MA (US);
Assignee:
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electronic paper device includes a ground plane, a semi-conducting layer in electrical communication with the ground plane, and an active layer interposed between the ground plane and semiconducting layer. The active layer includes a plurality of microcapsules containing charged pigments. A method for writing to electronic paper is also presented.