KC

Kuei-Chuan Chang

Overall (2022): #137,726 of 548,613Top 30%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11376716 Ratchet wrench 2022-07-05
D944611 Reversing lever for ratchet wrench 2022-03-01