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:
Jul. 27, 1993
Filed:
Oct. 19, 1990
Applicant:
Inventors:
Munehiro Yoshida, Yokohama, JP;
Syuso Fujii, Kawasaki, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C / ; H01L / ;
U.S. Cl.
CPC ...
365226 ; 365 51 ;
Abstract
A semiconductor memory device has a memory cell array region, a plurality of signal lines arranged above the memory cell array region, and a plurality of power-supply lines or grounding lines, each of which has a first end and a second end and which are arranged between the signal lines in a similar pattern to that of the signal lines.