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:
Dec. 27, 2022
Filed:
Jun. 25, 2018
Applicants:
The University of Tokyo, Tokyo, JP;
Panasonic Corporation, Osaka, JP;
Inventors:
Shin-ichi Ohkoshi, Tokyo, JP;
Asuka Namai, Tokyo, JP;
Seiji Nishitani, Kyoto, JP;
Tomohiro Kuzuu, Tokyo, JP;
Assignees:
PANASONIC HOLDINGS CORPORATION, Osaka, JP;
THE UNIVERSITY OF TOKYO, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 17/00 (2006.01); B32B 7/025 (2019.01); B32B 27/18 (2006.01); B32B 9/00 (2006.01); C09D 5/03 (2006.01); C09K 3/20 (2006.01);
U.S. Cl.
CPC ...
H01Q 17/004 (2013.01); B32B 7/025 (2019.01); B32B 9/00 (2013.01); B32B 27/18 (2013.01); C09D 5/032 (2013.01); C09K 3/20 (2013.01);
Abstract
A radio wave absorber includes a base member, and a radio wave absorption film formed on the base member. The radio wave absorption film includes at least MTC-substituted ε-FeOand black titanium oxide. The MTC-substituted ε-FeOis a crystal belonging to the same space group as an ε-FeOcrystal and expressed by ε-MTiCoFeOwhere M is at least one element selected from the group consisting of Ga, In, Al, and Rh, 0<x<1, and 0<y<1.