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.

Date of Patent:
Jan. 16, 2018

Filed:

Jul. 22, 2015
Applicant:

Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;

Inventors:

Jun Saito, Toyota, JP;

Atsushi Onogi, Toyota, JP;

Sachiko Aoi, Nagakute, JP;

Shoji Mizuno, Okazaki, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/78 (2006.01); H01L 29/06 (2006.01); H01L 21/761 (2006.01); H01L 21/762 (2006.01); H01L 21/265 (2006.01);
U.S. Cl.
CPC ...
H01L 29/063 (2013.01); H01L 21/265 (2013.01); H01L 29/0615 (2013.01); H01L 29/0623 (2013.01); H01L 29/0661 (2013.01); H01L 29/7811 (2013.01);
Abstract

A semiconductor device may include a semiconductor substrate in which a semiconductor element is provided, and an insulation film provided on the semiconductor substrate, in which the semiconductor substrate may include a first portion and a second portion which has a thickness thinner than a thickness of the first portion, an upper surface of the second portion may be positioned lower than an upper surface of the first portion, a recess extending in a thickness direction of the semiconductor substrate may be provided on the upper surface of the second portion located at a position where the first portion and the second portion adjoin to each other, and the insulation film may extend over from the first portion to the second portion, and fill the recess.


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