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:
Jan. 02, 2007
Filed:
Mar. 23, 2004
Applicants:
Nobuya Matsutani, Katano, JP;
Tsunetsugu Imanishi, Hirakata, JP;
Hidenori Uematsu, Kadoma, JP;
Inventors:
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 27/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A choke coil according to the invention is configured to include: a coil incorporated with terminals and/or intermediate tap, the coil configured of a metal plate being punched and folded; a magnetic material buried with the coil therein; and a radiator of a material with excellent thermal conductivity disposed on a surface of the magnetic material. A small-sized, low-profile choke coil structurally stable with excellent heat dissipation is to be provided.