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. 16, 2024
Filed:
Feb. 28, 2023
Applicant:
Resonac Corporation, Tokyo, JP;
Inventors:
Masato Ito, Ichihara, JP;
Hiromasa Suo, Ichihara, JP;
Assignee:
Resonac Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 32/956 (2017.01);
U.S. Cl.
CPC ...
C01B 32/956 (2017.08); C01P 2006/60 (2013.01); C01P 2006/80 (2013.01);
Abstract
In a SiC substrate according to the present embodiment, between any two adjacent measurement points among a plurality of first measurement points including a center and a plurality of measurement points separated from the center by 10 mm in an [11-20] direction or [−1-120] direction, a difference in absorption coefficient for light having a wavelength of 1064 nm is 0.25 cmor less.