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:
Apr. 29, 2014
Filed:
Dec. 07, 2010
Applicant:
Yukimasa Ishida, Shiojiri, JP;
Inventor:
Yukimasa Ishida, Shiojiri, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/03 (2006.01); G02B 26/00 (2006.01); H02H 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A protection circuit includes: a first electrode; a second electrode; and an ionic material which comes into contact with the first electrode and the second electrode, wherein when a given difference in potential is generated between the first electrode and the second electrode, an electric current flows between the first electrode and the second electrode through the ionic material.