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:
Oct. 05, 1993
Filed:
Jan. 29, 1991
Shinichiroh Saitoh, Tokyo, JP;
Yoshinobu Tarutani, Yamanashi, JP;
Tokuumi Fukazawa, Tokyo, JP;
Masahiko Hiratani, Tokyo, JP;
Toshikazu Nishino, Kanagawa, JP;
Haruhiro Hasegawa, Tokyo, JP;
Ushio Kawabe, Tokyo, JP;
Kazumasa Takagi, Tokyo, JP;
Mitsuo Suga, Tokyo, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A superconductive element at least comprising first and second superconductive electrodes composed of an oxide superconductor material and a semiconductor film composed of an oxide semiconductor material put between the first and second superconductive electrodes and disposed in adjacent with the first and the second superconductive electrodes, in which the semiconductor film is formed with an oxide comprising rare earth elements other than Pr, Ba and Cu as the main ingredient element or an oxide comprising predetermined amount of rare earth elements other than Pr, predetermined amount of Pr, Ba and Cu as the main ingredient element. Extremely fine size is no more necessary to enable fabrication with the existent fine fabrication technic.