U.S. patent number D899,407 [Application Number D/728,838] was granted by the patent office on 2020-10-20 for microphone. This patent grant is currently assigned to SHENZHEN XUNWEIJIA TECHNOLOGY DEVELOPMENT CO., LTD.. The grantee listed for this patent is SHENZHEN XUNWEIJIA TECHNOLOGY DEVELOPMENT CO., LTD.. Invention is credited to Qibin Mai.
United States Patent | D899,407 |
Mai | October 20, 2020 |
Inventors: | Mai; Qibin (Shenzhen, CN) | ||||||||||
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Applicant: |
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Assignee: | SHENZHEN XUNWEIJIA TECHNOLOGY
DEVELOPMENT CO., LTD. (Shenzhen, CN) |
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Appl. No.: | D/728,838 | ||||||||||
Filed: | March 21, 2020 |
Current U.S. Class: | D14/227; D14/228 |
Current International Class: | 1401 |
Field of Search: | ;D14/227,228,229,225,211 ;D21/483 ;D26/63 ;D16/244 ;D6/681 ;381/363,355,361,122 ;248/188.7,121,185.1,125.1,166 |
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