Assignee
DU GUODONG
CN·1 granted patent·1 pending application·0 citations·filing 2021–2021
Top patents by PatentIndex Score
2 recordsCounts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →
Assignee
CN·1 granted patent·1 pending application·0 citations·filing 2021–2021
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →