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:
Jun. 12, 2012
Filed:
May. 31, 2007
Applicants:
Kenji Yamamoto, Kobe, JP;
Susumu Kujime, Takasago, JP;
Kazuki Takahara, Takasago, JP;
Hirofumi Fujii, Takasago, JP;
Inventors:
Kenji Yamamoto, Kobe, JP;
Susumu Kujime, Takasago, JP;
Kazuki Takahara, Takasago, JP;
Hirofumi Fujii, Takasago, JP;
Assignee:
Kobe Steel, Ltd., Kobe-shi, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23C 14/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A hard laminated Mm wherein a layer A and a layer B having specific compositions are deposited alternately so that the compositions of layer A and layer B are different. The thickness of layer A per layer is twice or more the thickness of layer B per layer, the thickness of layer B per layer is 5 nm or more, and the thickness of layer A per layer is 200 nm or less.