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:
Apr. 08, 2025
Filed:
Oct. 18, 2021
Applicant:
Fujifilm Corporation, Tokyo, JP;
Inventor:
Hirokazu Hashimoto, Minamiashigara, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 9/00 (2006.01); H01F 1/34 (2006.01); H01F 1/37 (2006.01);
U.S. Cl.
CPC ...
H05K 9/0075 (2013.01); H01F 1/348 (2013.01); H01F 1/37 (2013.01);
Abstract
A radio wave absorber including a radio wave absorbing layer containing a magnetic powder and a binder, in which a metal layer is not provided, a filling rate of the magnetic powder in the radio wave absorbing layer is 35% by volume or less, and in a case where the filling rate of the magnetic powder in the radio wave absorbing layer is denoted by P % by volume and a thickness of the radio wave absorbing layer is denoted by Q mm, the following relationship is satisfied, 0.65≤(P/100)×Q, and the compound.