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. 27, 2005
Filed:
Dec. 24, 2002
Takayoshi Otani, Ise Mie, JP;
Osamu Takada, Matsusaka Mie, JP;
Toshio Ishikawa, Kariya Aichi, JP;
Mitsuo Ikeda, Matsusaka Mie, JP;
Yoichi Sakaura, Matsusaka Mie, JP;
Naoki Morita, Matsusaka Mie, JP;
Kyoji Inukai, Toyota, JP;
Youichi Murakami, Aichi, JP;
Yasuyuki Wakahara, Kariya, JP;
Masami Niimi, Handa, JP;
Takayoshi Otani, Ise Mie, JP;
Osamu Takada, Matsusaka Mie, JP;
Toshio Ishikawa, Kariya Aichi, JP;
Mitsuo Ikeda, Matsusaka Mie, JP;
Yoichi Sakaura, Matsusaka Mie, JP;
Naoki Morita, Matsusaka Mie, JP;
Kyoji Inukai, Toyota, JP;
Youichi Murakami, Aichi, JP;
Yasuyuki Wakahara, Kariya, JP;
Masami Niimi, Handa, JP;
Tris Inc., , JP;
Denso Corporation, , JP;
Abstract
A metal-graphite brush comprises a brush body which is made by mixing and molding metal powder and graphite powder. 2 mg to 30 mg as amounts of phosphate ion of at least one of phosphoric acid and a phosphate compound is added to 1 g of the brush body of the metal-graphite brush.