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. 28, 1991
Applicant:
Inventors:
Susumu Yoshikawa, Yokohama, JP;
Junpei Kumagai, Yokohama, JP;
Shizuo Sawada, Yokohama, JP;
Yasuo Matsumoto, Sunnyvale, CA (US);
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ; H01L / ;
U.S. Cl.
CPC ...
257301 ; 257385 ;
Abstract
In a semiconductor memory of the invention, the source or drain of a transfer gate MOS transistor is electrically connected to a charge storage first conductive layer through a third conductive layer.