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:
Apr. 29, 2014
Filed:
Apr. 05, 2012
Masaki Haneda, Yokohama, JP;
Yuka Kase, Yokohama, JP;
Masanori Terahara, Yokohama, JP;
Takayuki Aoyama, Yokohama, JP;
Masaki Haneda, Yokohama, JP;
Yuka Kase, Yokohama, JP;
Masanori Terahara, Yokohama, JP;
Takayuki Aoyama, Yokohama, JP;
Fujitsu Semiconductor Limited, Yokohama, JP;
Abstract
A semiconductor device includes a semiconductor substrate including a well having a first conductivity type defined by a device isolation region, a gate insulating film formed on the semiconductor substrate, a gate electrode formed on the gate insulating film and including a first side surface and a second side surface facing the first side surface, and a first side wall insulating film formed on the first side surface and a second side wall insulating film formed on the second side surface.