Assignee
QIU DIQING
CN·4 granted patents·0 citations·filing 2017–2017
Top patents by PatentIndex Score
4 records- 0133US10815116B2Draft beer machineQIU DIQING·Filed 2017·Granted Oct 27, 2020·0 cites·20 claims
- 0233US10472222B2Double cooled draft beer machineQIU DIQING·Filed 2017·Granted Nov 12, 2019·0 cites·19 claims
- 0330US10557664B2Double cooled draft beer machineQIU DIQING·Filed 2017·Granted Feb 11, 2020·0 cites·4 claims
- 0430US10288345B2Water cooled draft beer machineQIU DIQING·Filed 2017·Granted May 14, 2019·0 cites·19 claims
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