JT

John W. Trostle

AA Aluminum Company Of America: 2 patents #290 of 1,017Top 30%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Washington, PA: #228 of 552 inventorsTop 45%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,340,928 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4643080 Roof ridge ventilator system James D. Klingensmith 1987-02-17
4424655 Compensating clip for siding — 1984-01-10