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:
Jan. 01, 2019
Filed:
Feb. 20, 2018
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Mariko Suzuki, Yokohama, JP;
Tadashi Sakai, Yokohama, JP;
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Abstract
In one embodiment, a diamond semiconductor device includes a first diamond semiconductor layer of a first conductivity type which has a main surface, a second diamond semiconductor layer of an i-type or a second conductivity type which is provided on the main surface of the first diamond semiconductor layer, and has a first side surface with a plane orientation of a {111} plane, a third diamond semiconductor layer of the first conductivity type which is provided on the first side surface, and a fourth diamond semiconductor layer of the second conductivity type which is provided on the main surface of the first diamond semiconductor layer and on a side surface of the second diamond semiconductor layer at a side opposite to a side of the third diamond semiconductor layer.