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:
Jun. 12, 2012
Filed:
Sep. 18, 2007
Applicant:
Atsushi Sanada, Yamaguchi, JP;
Inventor:
Atsushi Sanada, Yamaguchi, JP;
Assignee:
Yamaguchi University, Yamaguchi-shi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 3/40 (2006.01); H03H 7/00 (2006.01); H01P 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A two-dimensional left-handed metamaterial that functions as a two-dimensional electromagnetic wave propagation medium in which the equivalent permittivity and permeability of the medium are both negative, exhibits superior low-loss, broadband characteristics as a left-handed material, and has a simple constitution, enabling low-cost manufacture.