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:
Jun. 27, 2017
Filed:
Oct. 11, 2016
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Jun Okawara, Nisshin, JP;
Masaru Senoo, Okazaki, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Abstract
An IGBT includes a rectangular trench including first to fourth trenches and a gate electrode arranged inside of the rectangular trench. An n-type emitter region includes a first emitter region being in contact with the first trench, and a second emitter region being in contact with the third trench. A body contact region includes a first body contact region being in contact with the second trench, and a second body contact region being in contact with the fourth trench. A surface body region is in contact with the trenches in ranges from connection portions to the emitter regions.