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. 31, 2012
Filed:
Dec. 21, 2010
Applicants:
Kazuyuki Iori, Kawasaki, JP;
Masayoshi Ikeda, Hachioji, JP;
Yasumi Sago, Tachikawa, JP;
Inventors:
Assignee:
Canon Anelva Corporation, Kawasaki-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25B 9/00 (2006.01); C25B 11/00 (2006.01); C25B 13/00 (2006.01); C23C 14/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A magnetic field generating apparatus which generates a cusped magnetic field on an electrode includes a magnet mechanism which is attached to the electrode and includes a plurality of magnets held on a holding plate, and a rotation mechanism which rotates the holding plate. The plurality of magnets () are regularly arrayed to be point-symmetrical about a specific point. The specific point is at a position shifted from the center of rotation of the holding plate by the rotation mechanism.