JD

Jinyan Duan

Overall (2024): #34,175 of 561,600Top 7%
5
Patents 2024

Issued Patents 2024

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12104744 Turner apparatus 2024-10-01
12097443 Movable puzzle platform Xiaoling Che 2024-09-24
12059631 Rotating assembly and movable puzzle platform Xiaoling Che 2024-08-13
12048885 Movable puzzle platform Xiaoling Che 2024-07-30
D1030900 Puzzle board Xiaoling Che 2024-06-11