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Qinwen Zheng

Overall (All Time): #1,373,722 of 4,157,543Top 35%

3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
12082682	Bed-flat, structurally stable hammock and a method of using it	—	2024-09-10
D960490	Waist trimmer	—	2022-08-16
D937463	Desk lamp	—	2021-11-30