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:
May. 21, 2013
Filed:
Aug. 20, 2009
Ryohei Baba, Niiza, JP;
Shinichi Iwakami, Niiza, JP;
Ryohei Baba, Niiza, JP;
Shinichi Iwakami, Niiza, JP;
Sanken Electric Co., Ltd., Niiza-shi, JP;
Abstract
A semiconductor device includes: a nitride group semiconductor functional layer including a second nitride group semiconductor region on a first nitride group semiconductor region where a two-dimensional carrier gas layer is made, the second nitride group semiconductor region functioning as a barrier layer; a first main electrode electrically connected to one end of the two-dimensional carrier gas layer; a second main electrode electrically connected to the other end of the two-dimensional carrier gas layer; and a metal oxide film placed between the first and second main electrodes, electrically connected to the first main electrode, the first main electrode extends over an upper surface of the metal oxide film.