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:
Mar. 05, 2024
Filed:
Jun. 18, 2021
Applicant:
Murata Manufacturing Co., Ltd., Kyoto, JP;
Inventors:
Assignee:
MURATA MANUFACTURING CO., LTD., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 1/03 (2006.01); B32B 18/00 (2006.01); H05K 1/11 (2006.01); B32B 37/06 (2006.01);
U.S. Cl.
CPC ...
H05K 1/0306 (2013.01); B32B 18/00 (2013.01); H05K 1/115 (2013.01); B32B 37/06 (2013.01); B32B 2305/77 (2013.01); B32B 2307/732 (2013.01); B32B 2315/02 (2013.01); B32B 2457/08 (2013.01); H05K 2201/10015 (2013.01); H05K 2201/1003 (2013.01); H05K 2201/1006 (2013.01);
Abstract
The laminate of the present disclosure is a laminate including multiple glass ceramic layers each containing quartz and a glass that contains SiO, BO, AlO, and MO, where M is an alkali metal. An AlOcontent of a surface layer portion of the laminate is higher than an AlOcontent of an inner layer portion of the laminate, and a MO content of the surface layer portion is lower than a MO content of the inner layer portion.