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. 22, 2003
Filed:
Jul. 02, 2001
Applicant:
Inventor:
Naohisa Matsushita, Kawasaki, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K 2/600 ;
U.S. Cl.
CPC ...
B23K 2/600 ;
Abstract
A method for correcting an outer surface of a magnetic slider mainly made of ceramic to a desired surface shape, wherein a laser beam is applied to an outer face of a work piece ( ) to partially melt a ceramic base, the melted part ( ) is resolidfied, and the surface shape of the slider is exactly corrected to the desired shape by using shrinkage stress during the resolidification.