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:
Dec. 05, 2006
Filed:
Jul. 26, 2002
Applicants:
Jun Koyama, Sagamihara, JP;
Yuji Kawasaki, Atsugi, JP;
Inventors:
Jun Koyama, Sagamihara, JP;
Yuji Kawasaki, Atsugi, JP;
Assignee:
Semiconductor Energy Laboratory Co., Ltd., Kanagawa-ken, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 29/04 (2006.01); H01L 31/036 (2006.01); H01L 31/0376 (2006.01); H01L 31/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a monolithic active matrix circuit that uses offset-gate TFTs in which the gate electrode is offset from the source and drain regions or TFTs whose gate insulating film is formed by vapor deposition, not only an active matrix circuit but also a drive circuit therefor is formed by using P-channel TFTs.