TC

Tsan-Yun Chang

Overall (All Time): #2,290,287 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5465454 Dual windshield wiper having swinging and pivoting ribs — 1995-11-14
5352166 Mountain climbing training machine — 1994-10-04