CL

Chengzhong Long

UN Unknown: 1 patents #232 of 2,491Top 10%
Overall (2025): #134,903 of 469,880Top 30%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D1072359 Children's helmet with display screen 2025-04-22
D1069248 Helmet with display screen 2025-04-01