CL

Chengzhong Long

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #906,424 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
D1072359 Children's helmet with display screen 2025-04-22
D1069248 Helmet with display screen 2025-04-01
D1033432 Helmet display screen 2024-07-02
D1004254 T-shirt with screen display 2023-11-14
D970652 LED face mask 2022-11-22