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:
Aug. 21, 2012
Filed:
Feb. 09, 2010
Applicants:
Yee-wen Yen, Taipei, TW;
Meng-yu Tsou, Taipei, TW;
Chien-chung Jao, Taipei, TW;
Inventors:
Assignee:
National Taiwan University of Science & Technology, Taipei, TW;
Primary Examiner:
Int. Cl.
CPC ...
C22F 1/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for inhibiting growth of tin whiskers is provided. The method includes providing a metal substrate, forming a tin layer to cover the surface of the metal substrate, and treating the metal substrate covered the tin layer by an annealing process, wherein the annealing process is performed at 400° C.-600° C. and the surface of the tin layer is subsequently inhibited from growing tin whiskers.