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. 09, 2018
Filed:
Nov. 02, 2015
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Yoshiharu Omori, Osaka, JP;
Kenichi Matsushima, Hyogo, JP;
Ryohei Harada, Fukui, JP;
Kenji Ueno, Fukui, JP;
Atsushi Shinkai, Fukui, JP;
Nariaki Ishida, Fukui, JP;
Takeshi Ichihara, Fukui, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 27/28 (2006.01); H01F 5/00 (2006.01); H01F 17/00 (2006.01); H01F 27/29 (2006.01); H03H 7/09 (2006.01);
U.S. Cl.
CPC ...
H01F 17/0013 (2013.01); H01F 27/29 (2013.01); H03H 7/09 (2013.01); H01F 2017/0073 (2013.01); H01F 2017/0093 (2013.01);
Abstract
In a common mode noise filter, first coil () includes first coil conductor () and second coil conductor () with spiral shapes. Second coil () includes third coil conductor () and fourth coil conductor () with spiral shapes. First coil conductor (), third coil conductor (), second coil conductor (), and fourth coil conductor () are placed in this order from above. First metal layer () configured to be connected to a ground is provided above first coil conductor ().