Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
JD

Jinyan Duan — 20 Patents

UNUnknown: 8 patents #1,262 of 83,584Top 2%
Overall (All Time): #212,762 of 4,157,543Top 6%
20 Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
12420175 Movable puzzle platform Xiaoling Che 2025-09-23
12403390 Jigsaw puzzle table Xiaoling Che, Xiaoyi Che 2025-09-02
D1081810 Puzzle table Meng Zhang, Xiaoling Che 2025-07-01
D1079827 Puzzle board Xiaoling Che 2025-06-17
D1077926 Puzzle table Xiaoling Che, Xiaoyi Che 2025-06-03
D1075934 Puzzle table Xiaoling Che, Xiaoyi Che 2025-05-20
D1074825 Puzzle table Xiaoling Che, Xiaoyi Che 2025-05-13
D1073814 Puzzle board Xiaoling Che 2025-05-06
12274356 Jigsaw puzzle table Xiaoling Che, Xiaoyi Che 2025-04-15
12226708 Jigsaw puzzle table Xiaoling Che, Xiaoyi Che 2025-02-18
12220648 Movable puzzle platform Xiaoling Che 2025-02-11
D1060511 Puzzle table Meng Zhang, Xiaoling Che 2025-02-04
D1058682 Puzzle table Xiaoling Che, Xiaoyi Che 2025-01-21
12196358 Rotating assembly Xiaoling Che 2025-01-14
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
D1008771 Turner apparatus 2023-12-26