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:
May. 03, 2016
Filed:
Apr. 06, 2011
Applicants:
Toru Fukasawa, Tokyo, JP;
Hiroaki Miyashita, Tokyo, JP;
Takashi Itoh, Tokyo, JP;
Inventors:
Assignee:
Mitsubishi Electric Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/02 (2006.01); G01R 31/12 (2006.01); H02B 13/065 (2006.01); G01R 29/08 (2006.01);
U.S. Cl.
CPC ...
G01R 31/021 (2013.01); G01R 31/1254 (2013.01); G01R 31/1272 (2013.01); G01R 29/0878 (2013.01); H02B 13/0655 (2013.01);
Abstract
A partial discharge sensor includes a top-loading monopole antenna including a disc and a post to be installed even in a branch pipe with a small diameter such that a length between the disc and a structure is adjusted to set thereto a frequency band to be detected.