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:
Jul. 18, 1995
Filed:
Mar. 25, 1994
Applicant:
Inventors:
Yo Ichikawa, Moriguchi, JP;
Koichi Mizuno, Nara, JP;
Toshifumi Sato, Nara, JP;
Hideaki Adachi, Neyagawa, JP;
Kentaro Setsune, Sakai, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L / ; B32B / ;
U.S. Cl.
CPC ...
505238 ; 505239 ; 505190 ; 505702 ; 428930 ; 428702 ; 427 62 ;
Abstract
A thin-film superconductor includes a substrate, a ferroelectric film, and a superconducting oxide film. The ferroelectric film extends on the substrate. The ferroelectric film is made of a crystal contains Bi and O. The superconducting oxide film extends on the ferroelectric film, and containing Bi, Cu, and an alkaline-earth metal element. The superconducting oxide film may contain at least two different alkaline-earth metal elements.