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. 24, 2008
Filed:
Mar. 01, 2006
Applicants:
Shinpei Yamaguchi, Kanagawa, JP;
Kaori Tai, Kanagawa, JP;
Tomoyuki Hirano, Kanagawa, JP;
Inventors:
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/78 (2006.01);
U.S. Cl.
CPC ...
Abstract
A semiconductor device which includes a field effect transistor having a gate electrode on the upper side of a semiconductor substrate, with a gate insulation film therebetween, wherein at least the gate insulation film side of the gate electrode includes a film containing hafnium and silicon.