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:
Nov. 21, 2006
Filed:
Jun. 14, 2004
Yoshinori Matsubara, Kanagawa-ken, JP;
Yoshinori Matsubara, Kanagawa-ken, JP;
Kabushiki Kaisha Toshiba, Tokyo, JP;
Abstract
A semiconductor device in which a plurality of rows are set along an X direction and a plurality of columns are set along a Y direction orthogonal to the X direction, comprises a first element region including a first trench disposed in a first column at one end thereof and a second trench disposed in a second column parallel to the first column at the other end thereof; a second element region including a third trench disposed at a position closer to the second trench than the first trench in the first column at one end thereof and a fourth trench disposed in the second column at the other end thereof; and a third element region including a fifth trench disposed at a position closer to the fourth trench than the third trench in the first column at one end thereof and a sixth trench disposed in the second column at the other end thereof.