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. 14, 2026
Filed:
Jun. 13, 2023
Applicant:
Niterra Materials Co., Ltd., Yokohama, JP;
Inventors:
Yukihisa Matsumoto, Yokohama, JP;
Naoto Hoshino, Yokohama, JP;
Assignee:
Niterra Materials, Ltd., Yokohama, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/51 (2006.01); C04B 35/515 (2006.01); C04B 35/58 (2006.01); C04B 35/581 (2006.01); C04B 35/584 (2006.01);
U.S. Cl.
CPC ...
C04B 35/515 (2013.01); C04B 35/58 (2013.01); C04B 35/581 (2013.01); C04B 35/584 (2013.01);
Abstract
A ceramic scribe substrate according to the present embodiment includes a continuous groove having multiple grooves connected to each other formed by fiber laser irradiation on a surface portion of a scribe line shaping a ceramic substrate. The continuous groove has a depth of more than 50 μm within a range of 0.15 times or more and 0.55 times or less a thickness of the ceramic substrate.