Assignee
LIU YANFENG
CN·4 granted patents·36 citations·filing 2022–2024
Technology mixY02W1
Top patents by PatentIndex Score
4 records- 0193USD985474SCar trash bagLIU YANFENG·Filed 2022·Granted May 9, 2023·6 cites·1 claims
- 0289USD1047422SBackpackLIU YANFENG·Filed 2024·Granted Oct 22, 2024·11 cites·1 claims
- 0388USD1003219SCar trash bagLIU YANFENG·Filed 2023·Granted Oct 31, 2023·11 cites·1 claims
- 0484USD1006436SBackpackLIU YANFENG·Filed 2022·Granted Dec 5, 2023·8 cites·1 claims
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