KO

Kai Ouyang

Overall (2024): #147,656 of 561,600Top 30%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12145253 Storable and labor-saving screwdriver and screwdriver heads thereof 2024-11-19
D1044458 Portable screwdriver 2024-10-01