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:
Mar. 26, 2002
Filed:
Nov. 19, 1999
Joji Kane, Nara, JP;
Takasi Yosida, Ikoma, JP;
Noboru Nomura, Kyoto, JP;
Toyokazu Ikeda, Fujisawa, JP;
Tosiro Sugiyama, Hiratsuka, JP;
Hideto Majima, Yokohama, JP;
Matsuda Electric Industrial Co., Ltd., Osaka, JP;
Abstract
The present invention provides an antenna device comprising a conductive substrate and an antenna element located in the proximity of the conductive substrate, in which a portion of the antenna element is formed of a coil or zigzag conductor and an end of the antenna element is connected to the conductive substrate for grounding. In addition, the coil or zigzag conductor is formed at an end of the antenna element and the coil or zigzag conductor and the other end of the antenna element are connected together on an insulator provided on the conductive substrate.