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:
Mar. 21, 2006
Filed:
Aug. 12, 2004
Applicants:
Yoshihisa Nagano, Osaka, JP;
Shinichiro Hayashi, Osaka, JP;
Inventors:
Yoshihisa Nagano, Osaka, JP;
Shinichiro Hayashi, Osaka, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 29/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A capacitive element includes a lower electrode having a three-dimensional shape, an upper electrode formed so as to be opposed to the lower electrode, and a capacitor insulating film formed between the lower and upper electrodes and made of a crystallized ferroelectric material. The thickness of the capacitor insulating film is set at 12.5 through 100 nm both inclusive.