HC

Hung-Yen Cheng

Overall (All Time): #2,842,859 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10207282 Wash-free air-guiding cover for a paint container Kai-Cheng Chang 2019-02-19