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:
Jul. 04, 2023
Filed:
Jun. 02, 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 base includes a main body and a multilayer metal film disposed on the main body. The multilayer metal film includes a first metal film disposed on the main body, the first metal film having conductivity, second metal film on the first metal film and above the main body, the second metal film having resistance to solder leaching, and a third metal film on the second metal film, the third metal film having wettability. The third metal film includes an inwardly extended portion extending between the second metal film and the main body.