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The Nam Long Doan

Overall (2021): #236,258 of 548,734Top 45%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11211635 Battery, battery pack, and uninterruptible power supply Pu Chen, Xiaosong Luo 2021-12-28