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:
Oct. 24, 2023
Filed:
Mar. 25, 2020
Murata Manufacturing Co., Ltd., Kyoto-fu, JP;
Namiko Sasajima, Nagaokakyo, JP;
Hiroki Imaeda, Nagaokakyo, JP;
Masami Okado, Nagaokakyo, JP;
Shinji Otani, Nagaokakyo, JP;
Tomohiro Sunaga, Nagaokakyo, JP;
Yoshimasa Yoshioka, Nagaokakyo, JP;
Murata Manufacturing Co., Ltd., Kyoto-fu, JP;
Abstract
A multilayer metal film disposed on a base having insulating properties includes a first metal film that is in contact with the base and that is electrically conductive, a second metal film covering the first metal film from a side of the first metal film opposite to the base, the second metal film having resistance to solder leaching, and a catalytic layer disposed between the first metal film and the second metal film, the catalytic layer having a protruding portion protruding toward the second metal film, the protruding portion extending into the second metal film.