U.S. patent number D697,058 [Application Number D/437,419] was granted by the patent office on 2014-01-07 for earphone. This patent grant is currently assigned to AAC Acoustic Technologies (Shenzhen) Co., Ltd., AAC Technologies Holdings Inc.. The grantee listed for this patent is AAC Acoustic Technologies (Shenzhen) Co., Ltd., AAC Technologies Holdings Inc.. Invention is credited to Roy Alden Thompson, Kai Chun Yang.
United States Patent | D697,058 |
Thompson , et al. | January 7, 2014 |
Inventors: | Thompson; Roy Alden (Quincy, MA), Yang; Kai Chun (McLean, VA) | ||||||||||
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Applicant: |
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Assignee: | AAC Acoustic Technologies
(Shenzhen) Co., Ltd. (Shenzhen, CN) AAC Technologies Holdings Inc. (Grand Cayman, GB) |
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Appl. No.: | D/437,419 | ||||||||||
Filed: | November 15, 2012 |
Current U.S. Class: | D14/223; D14/205 |
Current International Class: | 1401 |
Field of Search: | ;D14/205,206,223 ;181/129,130,135 ;379/430,431 ;381/375,380,381 ;455/90.3,575.1 |
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