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.:

US 7893884 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 22, 2011

Filed:

Sep. 16, 2004
Applicants:

Syuuji Nakamura, Kanagawa-ken, JP;

Kazuhiko Gotou, Kanagawa-ken, JP;

Ryuji Minemura, Kanagawa-ken, JP;

Kenji Mizushima, Kanagawa-ken, JP;

Inventors:

Syuuji Nakamura, Kanagawa-ken, JP;

Kazuhiko Gotou, Kanagawa-ken, JP;

Ryuji Minemura, Kanagawa-ken, JP;

Kenji Mizushima, Kanagawa-ken, JP;

Assignee:

Alpha Corporation, Yokohama-shi, Kanagawa-ken, JP;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/32 (2006.01); H01Q 1/00 (2006.01); H01Q 7/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

An antenna apparatus of the present invention has an antenna having a core () around which an insulative covered conductor () is wound. The core has a magnetic core () and a wiring layer which are laminated on each other. The magnetic core () is made of flexible soft magnetic material. A wiring space is formed inside of the antenna apparatus. With this structure, the packing density is enhanced.


Find Patent Forward Citations

Nakamura, Syuuji. (2011). Embedded door handle antenna apparatus comprising a magnetic core (U.S. Patent No. 7893884). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7893884

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