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:
Jun. 16, 1992
Filed:
Jan. 08, 1991
Applicant:
Inventors:
Shuji Ikeda, Koganei, JP;
Katsuro Sasaki, Fuchuu, JP;
Kouichi Nagasawa, Kunitachi, JP;
Satoshi Meguro, Hinode, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ; G11C / ;
U.S. Cl.
CPC ...
357 59 ; 357 51 ; 36518903 ;
Abstract
A static RAM having first word lines each defined by extended gate electrodes of MISFETs constituting memory cells, and second word lines which are separate from the first word lines. The RAM further has a wiring for supplying a fixed potential such as a ground potential to the memory cells, the wiring being formed from the same layer as that for forming the second word lines.
Ikeda, Shuji. (1992). Semiconductor memory device having first and second selecting lines for (U.S. Patent No. 5122857). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5122857
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile