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:
Sep. 09, 2014
Filed:
Dec. 20, 2012
Applicant:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Inventors:
Mitsuru Shimazu, Osaka, JP;
Toru Hiyoshi, Osaka, JP;
Keiji Wada, Osaka, JP;
Takeyoshi Masuda, Osaka, JP;
Assignee:
Sumitomo Electric Industries, Ltd., Osaka-shi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/16 (2006.01); H01L 21/20 (2006.01);
U.S. Cl.
CPC ...
H01L 29/1608 (2013.01);
Abstract
A silicon carbide semiconductor device includes an insulation film, and a silicon carbide layer having a surface covered with the insulation film. The surface includes a first region. The first region has a first plane orientation at least partially. The first plane orientation is any of a (0-33-8) plane, (30-3-8) plane, (-330-8) plane, (03-3-8) plane, (-303-8) plane, and (3-30-8) plane.