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:
May. 19, 2026
Filed:
Jul. 08, 2024
Acer Incorporated, New Taipei City, TW;
Cheng-Wen Hsieh, New Taipei City, TW;
Mao-Neng Liao, New Taipei City, TW;
Kuang-Hua Lin, New Taipei City, TW;
Wei-Chin Chen, New Taipei City, TW;
Tsung-Ting Chen, New Taipei City, TW;
Acer Incorporated, New Taipei City, TW;
Abstract
An axial-flow heat dissipation fan including a frame, a hub, and a plurality of blades is provided. The frame has an air inlet and an air outlet. The hub is rotatably arranged in the frame. The blades disposed at side of the hub respectively and rotate along with the hub. Each of the blades has a front surface facing toward the air inlet and a rear surface facing toward the air outlet. A surface roughness of the front surface is different from a surface roughness of the rear surface.