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:
Mar. 11, 2003
Filed:
Jun. 06, 2000
Applicant:
Inventors:
Takamitsu Kato, Tokyo, JP;
Mitsugi Maekawa, Tokyo, JP;
Yuichi Hyakusoku, Tokyo, JP;
Tadao Tokushima, Kanagawa, JP;
Masaaki Kato, Kanagawa, JP;
Assignee:
Mediken Inc., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B05D 5/00 ;
U.S. Cl.
CPC ...
B05D 5/00 ;
Abstract
A surface modification method for an aluminum substrate, which comprises treating a Ni—P plated aluminum substrate with a functional water having a plus or minus oxidation-reduction potential for a predetermined period of time in a washing step after a polishing step of the Ni—P plated aluminum substrate.