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:
May. 06, 2003
Filed:
Dec. 17, 1999
Applicant:
Inventor:
Hiroyuki Kitamura, Tokyo, JP;
Assignee:
NEC Electronics Corporation, Kanagawa, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 2/7108 ;
U.S. Cl.
CPC ...
H01L 2/7108 ;
Abstract
The present invention provides a cylindrically shaped stack electrode having a lamination structure which comprises a cylindrically shaped outer layer and a cylindrically shaped inner layer laminated on an inner wall of said cylindrically shaped outer layer, wherein hemispherical grains are formed on an inner wall of said cylindrically shaped inner layer. The cylindrically shaped stack electrode has the lamination structure of a plurality of layers.
Quick Actions:
Kitamura, Hiroyuki. (2003). Semiconductor device and method of forming the same (U.S. Patent No. 6559498). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6559498
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