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:
Mar. 06, 2001
Filed:
Jun. 01, 1999
Applicant:
Inventors:
Tatsuya Ohori, Tokyo, JP;
Michiko Takei, Kanagawa, JP;
Hongyong Zhang, Kanagawa, JP;
Hideomi Suzawa, Kanagawa, JP;
Naoaki Yamaguchi, Kanagawa, JP;
Assignee:
Semiconductor Energy Laboratory Co., LTD, Kanagawa-ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/136 ; G02F 1/1345 ;
U.S. Cl.
CPC ...
G02F 1/136 ; G02F 1/1345 ;
Abstract
An active type liquid crystal display device, comprising an electrode being formed by using a transparent electrically conductive film constituting a pixel electrode, which allows the black matrix to be set as the common potential. Also claimed is an active type liquid crystal display device of the same type as above, comprising an electrode being formed on the same layer as that of the source line, which allows the black matrix to be set as the common potential.