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. 16, 2013
Filed:
Jul. 22, 2009
Applicants:
Yasuhiro Hirobe, Tokyo, JP;
Kensaku Asakura, Tokyo, JP;
Atsushi Hitomi, Tokyo, JP;
Takeshi Urano, Tokyo, JP;
Inventors:
Yasuhiro Hirobe, Tokyo, JP;
Kensaku Asakura, Tokyo, JP;
Atsushi Hitomi, Tokyo, JP;
Takeshi Urano, Tokyo, JP;
Assignee:
TDK Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02H 1/04 (2006.01); H02H 3/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ESD protection device that has low capacitance, excellent discharge characteristics, and improved heat resistance and weather resistance is provided. A functional layer, which is a composite having a conductive inorganic materialdiscretely dispersed in a matrix of an insulating inorganic material, is disposed between electrodesanddisposed on an insulating substrateand facing but spaced apart from each other.