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. 04, 1981
Filed:
Oct. 19, 1979
Applicant:
Inventors:
Tak H Ning, Yorktown Heights, NY (US);
Carlton M Osburn, Croton-on-Hudson, NY (US);
Hwa N Yu, Yorktown Heights, NY (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
357 23 ; 357 59 ;
Abstract
A field effect transistor (FET) comprising a floating gate and a control gate in a stacked relationship with each other and being self-aligned with each other and self-aligned with respect to source and drain regions. The fabrication technique employed comprises delineating both the floating gate and control gate in the same lithographic masking step.