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:
Jul. 23, 2013
Filed:
Dec. 30, 2010
Cheng-chuan Wang, Changhua County, TW;
Chia-ying Yen, Changhua County, TW;
Hsin-hwa Chen, Taipei County, TW;
Cheng-Chuan Wang, Changhua County, TW;
Chia-Ying Yen, Changhua County, TW;
Hsin-Hwa Chen, Taipei County, TW;
Industrial Technology Research Institute, Hsinchu, TW;
Abstract
A heat sinking element and a method of treating a heat sinking element are provided. The heat sinking element includes a metal substrate. The metal substrate is mainly composed of aluminium. A surface of the metal substrate has a plurality of micro-nano holes and a diameter of the micro-nano holes is smaller than 300 nm. The method of treating a heat sinking element includes performing an oxidation process and an etching process on the metal substrate so as to form the plurality of micro-nano holes.