OC

Orest Chapelsky

UN Unknown: 2 patents #12,644 of 83,584Top 20%
📍 Ann Arbor, MI: #2,859 of 6,071 inventorsTop 50%
🗺 Michigan: #35,034 of 86,293 inventorsTop 45%
Overall (All Time): #2,346,794 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4572097 Oil level detector — 1986-02-25
4453653 Collapsible wall closure for dispensers Norman A. Zausmer 1984-06-12