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:
Aug. 10, 1999
Filed:
Mar. 27, 1997
Applicant:
Inventors:
Kazumi Kurooka, Gifu, JP;
Kenji Fukase, Ogaki, JP;
Assignee:
Sanyo Electric Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
36518501 ; 3651851 ;
Abstract
Split gate type transistor made by the steps of: forming a semiconductor substrate; forming a floating gate electrode over the semiconductor substrates the floating gate electrode having at least one lateral face portion; and nitrating the at least one lateral face portion to form a nitrogen-containing layer.