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. 16, 2010
Filed:
Feb. 16, 2006
Hideyuki Kawai, Fujimi-machi, JP;
Hideyuki Kawai, Fujimi-machi, JP;
Seiko Epson Corporation, Tokyo, JP;
E Ink Corporation, Cambridge, MA (US);
Abstract
The electrophoretic device of the present invention obtains a plurality of different optical characteristics by changing a proportion of number of pixel electrodes supplied with a first voltage and a number of pixel electrodes supplied with a second voltage. The transition of the optical characteristics accompanied by the changes of the proportion is previously obtained as an actual measurement value. The preferable proportion displaying the desired optical characteristic is calculated based on the actual measurement value.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile