Patent Assignment
Reel/Frame 055021/0163
Assignment of Assignor's Interest
Recorded: 2021-01-25
Pages: 3
Assignor
YAN, CONGWEI
Executed: 2021-01-22
Assignee
GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
NO. 18, HAIBIN ROAD, WUSHA, CHANG'AN, DONGGUAN, GUANGDONG, 523860, CHINA
Covered Property
(1)
Microphone Hole Blockage Detection Method, Microphone Hole Blockage Detection Device, and Wireless Earphone