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. 03, 2024
Filed:
Feb. 04, 2021
Applicant:
Shinko Electric Industries Co., Ltd., Nagano, JP;
Inventor:
Tomotake Minemura, Nagano, JP;
Assignee:
SHINKO ELECTRIC INDUSTRIES CO., LTD., Nagano, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/10 (2006.01); C04B 41/50 (2006.01); C04B 41/51 (2006.01); C04B 41/87 (2006.01); C04B 41/88 (2006.01); H01L 21/48 (2006.01); H01L 21/683 (2006.01); H02N 13/00 (2006.01);
U.S. Cl.
CPC ...
C04B 35/10 (2013.01); C04B 41/5025 (2013.01); C04B 41/51 (2013.01); C04B 41/87 (2013.01); C04B 41/88 (2013.01); H01L 21/4807 (2013.01); H01L 21/6833 (2013.01); H02N 13/00 (2013.01); C04B 2235/32 (2013.01); C04B 2235/3418 (2013.01); C04B 2237/68 (2013.01);
Abstract
A ceramic substrate includes a substrate main body, and a conductor layer provided inside of the substrate main body. The substrate main body includes an insulator layer that is ceramics composed of aluminum oxide, and a composite oxide layer of aluminum and silicon, the composite oxide layer being formed between the insulator layer and the conductor layer.