NB

Ning Bu

CC China Iwncomm Co.: 1 patents #6 of 13Top 50%
Overall (2019): #329,038 of 560,194Top 60%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10263771 Two-way key switching method and implementation device Manxia Tie, Qin Li 2019-04-16