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:
Apr. 03, 2012
Filed:
May. 18, 2006
Kyosuke Yoshimi, Sendai, JP;
Takeshi Matsuo, Yokohama, JP;
Mitsuo Suzuki, Chuo-ku, JP;
Takaaki Niinomi, Yokohama, JP;
Yuichi Furukawa, Toyota, JP;
Setsuyu Hayakawa, Aichi, JP;
Kyosuke Yoshimi, Sendai, JP;
Takeshi Matsuo, Yokohama, JP;
Mitsuo Suzuki, Chuo-ku, JP;
Takaaki Niinomi, Yokohama, JP;
Yuichi Furukawa, Toyota, JP;
Setsuyu Hayakawa, Aichi, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, KR;
MEC International Co., Ltd., Toyota, TW;
Abstract
A metal material that is, without using expensive apparatus, carburized in a low temperature region where crystal grains do not grow so much, and a producing method of the metal material are provided. A metal material mainly containing iron, wherein a surface of the metal material is subjected to a carburization treatment by a treatment using fullerenes as a carbon source.