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. 08, 2003
Filed:
Oct. 31, 2001
Applicant:
Inventors:
Kazutoshi Ishii, Chiba, JP;
Toshihiko Omi, Chiba, JP;
Assignee:
Seiko Instruments Inc., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 2/362 ;
U.S. Cl.
CPC ...
H01L 2/362 ;
Abstract
There is provided a semiconductor integrated circuit device with high electrostatic resistance. A semiconductor device is provided with a transistor for input-output protection having a desired size in which its channel length is varied with respect to a channel width direction.