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. 29, 1991
Filed:
Nov. 29, 1989
Toshio Takada, Kyoto, JP;
Takahito Terashima, Kyoto, JP;
Kenji Iijima, Kyoto, JP;
Kazunuki Yamamoto, Kyoto, JP;
Kazuto Hirata, Kyoto, JP;
Ube Industries, Ltd., Ube, JP;
Kanegafuchi Chemical Industry Co., Ltd., Osaka, JP;
Nippon Steel Corporation, Tokyo, JP;
TDK Corporation, Tokyo, JP;
Tosoh Corporation, Shin nanyo, JP;
Toyo Boseki Kabushiki Kaisha, Osaka, JP;
Nippon Mining Co., Ltd., Tokyo, JP;
NEC Corporation, Tokyo, JP;
Matsushita Electric Industrial Co., Ltd., Kadoma, JP;
Seisan Kaihatsu Kagaku Kenkyusho, Kyoto, JP;
Abstract
A laminated film comprising a thin film of single crystal YBa.sub.2 Cu.sub.3 O.sub.7-x having the (001) plane in the direction parallel with the film surface and a continuous insulating ultrathin layer of MgO which is formed on said superconductor film and has a thickness of not larger than 10.ANG. and the (001) plane in a direction parallel with the film surface is provided.