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:
Nov. 04, 2008
Filed:
Mar. 30, 2006
Applicants:
Toshio Tomonari, Tokyo, JP;
Tomokazu Ito, Tokyo, JP;
Toshihiro Kuroshima, Tokyo, JP;
Inventors:
Assignee:
TDK Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03H 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A common mode choke coil has a first coil element and a second coil element. The first coil element is configured of a first coil pattern and a second coil pattern. Each of the first and second coil patterns has two ends and is spiral-shaped therebetween. The spirals of the two patterns are wound in the same direction. The second coil element has a shape identical to the first coil element and includes a third coil pattern corresponding to the first coil pattern and a fourth coil pattern corresponding to the second coil pattern.