Assignee
XIE FANGLI
CN·2 granted patents·1 pending application·0 citations·filing 2018–2019
Top patents by PatentIndex Score
3 records- 0152US11034184B23D pen capable of feeding out drawing materials of different colors simultaneously and a nozzle thereofXIE FANGLI·Filed 2019·Granted Jun 15, 2021·0 cites·8 claims
- 0246US10682880B23D pen capable of feeding out drawing materials of different colors simultaneouslyXIE FANGLI·Filed 2018·Granted Jun 16, 2020·0 cites·5 claims
- 0327US2018281281A13D penXIE FANGLI·Filed 2018·Application pending·0 cites
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