Jinyan Duan — 20 Patents at Unknown

Jinyan Duan has been granted 20 US patents while listed as an inventor at Unknown. The first was granted in 2023 and the most recent in September 2025. Jinyan Duan ranks #214,803 of 4,157,543 US inventors in our database (top 5.2%). Patent records list Jinyan Duan in Longbeilingcun, CN.

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #	Title	Co-Inventors	Date
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

Jinyan Duan — 20 Patents

Issued Patents All Time

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