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:
Sep. 21, 2010
Filed:
Aug. 04, 2008
Applicants:
Toshiaki Kagawa, Kitakatsuragi-gun, JP;
Shogo Yokota, Fujiidera, JP;
Katsumi Adachi, Ikoma-gun, JP;
Masashi Hirai, Katano, JP;
Inventors:
Toshiaki Kagawa, Kitakatsuragi-gun, JP;
Shogo Yokota, Fujiidera, JP;
Katsumi Adachi, Ikoma-gun, JP;
Masashi Hirai, Katano, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/02 (2006.01); G03D 15/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A surface of a discharge electrode of an ion generating device of the present invention, other than a surface in contact with a dielectric body, is coated with a protective layer made of a metal that is gold or a combination of gold and nickel. This allows the ion generating device to generate ions evenly and stably, and to have a longer life.