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:
Nov. 14, 2023
Filed:
Mar. 25, 2020
Applicant:
Amosense Co., Ltd., Cheonan, KR;
Inventor:
Ji-Hyung Lee, Cheonan, KR;
Assignee:
Amosense Co., Ltd., Cheonan, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23F 1/02 (2006.01); B23K 1/20 (2006.01); B23K 103/00 (2006.01);
U.S. Cl.
CPC ...
C23F 1/02 (2013.01); B23K 1/20 (2013.01); B23K 2103/52 (2018.08);
Abstract
The present invention is a method of manufacturing a ceramic substrate, the method including forming a mask on one surface of a metal layer, forming an inclined protrusion by etching the metal layer exposed by the mask, and bonding the metal layer on which the inclined protrusion is formed to a ceramic base material, and according to the present invention, the inclined protrusion is formed on an outer perimeter of the metal layer bonded to the ceramic base material to increase a bonding strength between the ceramic base material and the metal layer and facilitate a metal layer etching process.