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Qing Ren

AL Alibaba: 1 patents #83 of 399Top 25%
DL Dingtalk Holding (Cayman) Limited: 1 patents #4 of 21Top 20%
📍 Shijiazhuang, CA: #1 of 4 inventorsTop 25%
Overall (2021): #121,724 of 548,734Top 25%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11134048 Communication and messaging system Hang Chen, Zhenhao Wu, Lili Zhang, Chenlu Guo, Feng Bao +8 more 2021-09-28
11050689 Method and apparatus for centralized management of personnel and equipment based on instant messaging application Jiankang Sun, Bijun Zhu, Hao Yang 2021-06-29