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:
Aug. 25, 2026
Filed:
Sep. 07, 2021
Applicant:
Ngk Insulators, Ltd., Nagoya-City, JP;
Inventors:
Morimichi Watanabe, Nagoya-City, JP;
Hiroshi Fukui, Obu-City, JP;
Assignee:
NGK INSULATORS, LTD., Nagoya-City, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H10D 62/80 (2025.01); H10D 62/40 (2025.01); H10P 14/20 (2026.01); H10P 14/24 (2026.01);
U.S. Cl.
CPC ...
H10D 62/80 (2025.01); H10D 62/40 (2025.01); H10P 14/24 (2026.01); H10P 14/2921 (2026.01); H10P 14/3238 (2026.01); H10P 14/3434 (2026.01);
Abstract
Provided is a semiconductor film having a corundum-type crystal structure composed of α-GaOor an α-GaOsolid solution, and an impurity concentration and/or a heterogeneous phase amount differ between a front surface and a rear surface of the semiconductor film.