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:
Nov. 01, 1994
Filed:
Jul. 14, 1993
Applicant:
Inventor:
Kesao Noguchi, Tokyo, JP;
Assignee:
NEC Corporation, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F / ; G02F / ; G02F / ;
U.S. Cl.
CPC ...
359 62 ; 359 87 ; 359 82 ;
Abstract
An active matrix type liquid display device with a display pattern unit formed on a glass substrate comprises an opaque thin film portion with an identification mark formed on a blank portion of and not in the display and terminal thereof. The opaque thin film portion with an identification mark is not coated with another opaque thin film thereon and is coated with a transparent film thereon so that the identification mark can be visually observed from the surface of the device.