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:
Aug. 22, 2006
Filed:
Jan. 14, 2004
Applicant:
Hitoshi Yokota, Kawasaki, JP;
Inventor:
Hitoshi Yokota, Kawasaki, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 9/00 (2006.01); H01Q 5/12 (2006.01); H04B 3/21 (2006.01);
U.S. Cl.
CPC ...
Abstract
A shield structure that transmits a radio wave in a specific frequency band and that exhibits a high shield characteristic in other bands. An opening portion having a specific shape and a specific perimeter length is formed on a conductor. A filter having a specific shape and a specific size is connected to the opening portion.