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:
Oct. 29, 2013
Filed:
Apr. 14, 2011
Applicants:
Min-li LI, Shenzhen, CN;
Ji-feng Qiu, Shenzhen, CN;
Ting-ting Zhao, Shenzhen, CN;
Hong LI, Shenzhen, CN;
Inventors:
Min-Li Li, Shenzhen, CN;
Ji-Feng Qiu, Shenzhen, CN;
Ting-Ting Zhao, Shenzhen, CN;
Hong Li, Shenzhen, CN;
Assignees:
Hong Fu Jin Precision Industry (ShenZhen) Co., Ltd., Shenzhen, CN;
Hon Hai Precision Industry Co., Ltd., New Taipei, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04R 1/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
An exemplary electronic device includes a box, a speaker, and a micro structure. The box includes a shell and a cover disposed on the shell. The speaker is sandwiched between the shell and the cover. The micro structure includes a plurality of flat-bottomed protruding portions, a plurality of first pyramidal protruding portions, and a plurality of second pyramidal protruding portions.