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. 05, 2009
Filed:
Dec. 19, 2006
Applicant:
Shinichi Fukada, Hamura, JP;
Inventor:
Shinichi Fukada, Hamura, JP;
Assignee:
Seiko Epson Corporation, , JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 27/108 (2006.01);
U.S. Cl.
CPC ...
Abstract
A ferroelectric capacitor includes: a base substrate; a first electrode provided above the base substrate; a ferroelectric layer provided above the first electrode; a conductive film provided on the ferroelectric layer; a sacrificial layer composed of dielectric material provided above the conductive film; and a second electrode provided above the sacrificial layer.