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:
Oct. 20, 2009
Filed:
Jun. 08, 2005
Applicant:
Shunichi Shido, Zama, JP;
Inventor:
Shunichi Shido, Zama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G 3/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
In order to permit stable gradation display or high-speed display, when predetermined voltages are applied to a collection electrodeand a display electrode, respectively, to move particles between the collection electrodeand the display electrode, a voltage is applied to a pressing electrodeto press the particles against the display electrodeso that they are stabilized on the display electrodewith a uniform spacing therebetween.