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:
Feb. 08, 2005
Filed:
Jan. 11, 2002
Hironobu Chiba, Hyogo, JP;
Kazuo Oishi, Osaka, JP;
Eiichi Uriu, Osaka, JP;
Takeshi Orita, Osaka, JP;
Shogo Nakayama, Miyazaki, JP;
Kazutoshi Matsumura, Hyogo, JP;
Hironori Motomitsu, Osaka, JP;
Atsushi Shinkai, Osaka, JP;
Tomoyuki Washizaki, Miyazaki, JP;
Hironobu Chiba, Hyogo, JP;
Kazuo Oishi, Osaka, JP;
Eiichi Uriu, Osaka, JP;
Takeshi Orita, Osaka, JP;
Shogo Nakayama, Miyazaki, JP;
Kazutoshi Matsumura, Hyogo, JP;
Hironori Motomitsu, Osaka, JP;
Atsushi Shinkai, Osaka, JP;
Tomoyuki Washizaki, Miyazaki, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
In a noise filter having a large impedance in a common mode, a first conductor and a second conductor provided on first magnetic sheets and have spiral shapes of plural turns and spaced from each other for avoiding short-circuit. The first conductor is provided inside the spiral shape of the second conductor. The other end of the first inner conductor is located adjacent to the other end of the second inner conductor. The respective other ends of the first inner conductor and the second inner conductor on the magnetic sheet are connected at the respective other ends to first and second conductors provided on another magnetic sheet.