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:
Sep. 10, 1996
Filed:
Feb. 14, 1995
Applicant:
Inventors:
Assignee:
Seiko Epson Corporation, Shinju-ku, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
257 71 ; 257 49 ; 257 66 ; 257 72 ; 257347 ; 257532 ;
Abstract
Thin file transistor including polycrystalline silicon or amorphous silicon thin film channel regions having a thickness of between about 100 .ANG. and 2500 .ANG. which are thinner than at least a portion of the source and drain regions and active matrix assemblies including thin film transistors for improved electro-optical displays are provided.