DL

Da Liu

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Yichun City, CN: #2 of 53 inventorsTop 4%
Overall (All Time): #533,253 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
D1069321 Glove 2025-04-08
D1069320 Glove 2025-04-08
D1066432 Portable refrigerator 2025-03-11
D1065267 Portable refrigerator 2025-03-04
D1052353 Portable refrigerator 2024-11-26
11384878 Coupling device Yuan-Lai Chen 2022-07-12
11326701 Disc valve Yuan-Lai Chen 2022-05-10
11060540 Material guiding device Yuan-Lai Chen 2021-07-13
9272403 Adjustable dismantling tool for annular member 2016-03-01