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Yongchang Niu

Xiong County, CN: #2 of 4 inventorsTop 50%

Overall (2018): #181,717 of 503,207Top 40%

1 Patents 2018

Issued Patents 2018

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
D814978	Electric scooter	—	2018-04-10