JH

Jiajia Han

OR Ora: 1 patents #9 of 22Top 45%
Overall (All Time): #2,865,111 of 4,157,543Top 70%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10333356 Electronic business card information exchange method and device Lei Ding, Huan Liu, Yongwei Wang, Jianguo Wu, Ye Zhao 2019-06-25