YC

Ying-Chung Chang

Overall (All Time): #2,345,934 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D293461 Air separator for an air compressor unit 1987-12-29
4323375 Air separator for air compressor 1982-04-06