Assignee
DUAN YONGSHENG
CN·4 granted patents·106 citations·filing 2021–2021
Top patents by PatentIndex Score
4 records- 0196USD942387SEarphone charging caseDUAN YONGSHENG·Filed 2021·Granted Feb 1, 2022·43 cites·1 claims
- 0294USD942386SEarphone charging caseDUAN YONGSHENG·Filed 2021·Granted Feb 1, 2022·27 cites·1 claims
- 0392USD986859SWireless earphones with charging caseDUAN YONGSHENG·Filed 2021·Granted May 23, 2023·23 cites·1 claims
- 0486USD984374SEarphone charging caseDUAN YONGSHENG·Filed 2021·Granted Apr 25, 2023·13 cites·1 claims
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