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:
Feb. 16, 1993
Filed:
Jan. 29, 1990
Applicant:
Inventors:
Hideaki Taniguchi, Mobara, JP;
Hirofumi Kunitou, Chiba, JP;
Ryouji Oritsuki, Chiba, JP;
Akira Sasano, Tokyo, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ;
U.S. Cl.
CPC ...
359 88 ; 359 54 ; 359 87 ;
Abstract
An active matrix liquid crystal device is provided with improved external terminal structures including an ITO (indiumtin-oxide) pad covering an interconnection wiring, and a layout of a passivation film for protecting an aluminium wiring from outer moisture.