JT

J. Donald Tschan

📍 Bellevue, WA: #3,435 of 6,950 inventorsTop 50%
🗺 Washington: #35,300 of 76,902 inventorsTop 50%
Overall (All Time): #2,362,586 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4411548 Joist hanger 1983-10-25
4387543 Anchor bracket Clifford P. Hatton 1983-06-14