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:
Sep. 13, 1983
Filed:
Jun. 30, 1980
Applicant:
Inventors:
Hayden C Cranford, Jr, Apex, NC (US);
Charles R Hoffman, Raleigh, NC (US);
Geoffrey B Stephens, Cary, NC (US);
Assignee:
International Business Machines Corp., Armonk, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L / ; H01L / ;
U.S. Cl.
CPC ...
357 23 ; 357 41 ; 3072383 ;
Abstract
A reduction in cell area and an improvement in tolerance allowed for programming and erase voltages is achieved utilizing a diffused control gate having improved capacitive coupling to the floating gate through a thin oxide grown on single crystal silicon.
Cranford, Jr, Hayden. (1983). Electrically alterable read only memory cell (U.S. Patent No. 4404577). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4404577
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile