Yiyong LIU

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Dongguan, CN

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Patents Applicationslast 30 patents

Information Patent Application
MAGNETIC SUCTION HEADPHONE WITH REPLACEABLE HEADPHONE CASE TRIM
- Publication number 20230388697
- Publication date Nov 30, 2023
- Dongguan Beiou Intelligent Technology Co., Ltd.
- Yiyong LIU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
FOLDABLE HEADPHONE
- Publication number 20230388698
- Publication date Nov 30, 2023
- Dongguan Beiou Intelligent Technology Co., Ltd.
- Yiyong LIU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HEADPHONE THAT CAN EASILY REPLACE MULTIPLE COMPONENTS WITHOUT THE N...
- Publication number 20230388691
- Publication date Nov 30, 2023
- Dongguan Beiou Intelligent Technology Co., Ltd.
- Yiyong LIU
- H04 - ELECTRIC COMMUNICATION TECHNIQUE