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:
Jan. 09, 2007
Filed:
Aug. 31, 2005
Applicants:
Mitsuyoshi Tsuchiya, Hitachi, JP;
Kazuhiro Takeuchi, Hitachi, JP;
Hideo Tsukamoto, Hitachi, JP;
Tsuyoshi Wakuda, Hitachinaka, JP;
Inventors:
Mitsuyoshi Tsuchiya, Hitachi, JP;
Kazuhiro Takeuchi, Hitachi, JP;
Hideo Tsukamoto, Hitachi, JP;
Tsuyoshi Wakuda, Hitachinaka, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H02H 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A superconducting magnet system includes resistive heaters and bidirectional diodes connected in series with each other installed in a superconducting coil protection circuit, and a diode is installed in a persistent current switch protection circuit.