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:
Mar. 22, 2011
Filed:
Dec. 23, 2008
Junichi Mitani, Kawasaki, JP;
Satoshi Nakai, Kawasaki, JP;
Kazushi Fujita, Kawasaki, JP;
Fujitsu Semiconductor Limited, Yokohama, JP;
Abstract
A semiconductor device has a first and a second active regions of a first conductivity type disposed on a semiconductor substrate, a third and a fourth active regions of a second conductivity type disposed on the semiconductor substrate, the second and the fourth active regions having sizes larger than those of the first and the third active regions respectively, a first electroconductive pattern disposed adjacent to the first active region and having a first width, a second electroconductive pattern disposed adjacent to the second active region and having a second width larger than the first width, a third electroconductive pattern disposed adjacent to the third active region and having a third width; and a fourth electroconductive pattern disposed adjacent to the fourth active region and having a fourth width smaller than the third width.