RE

Ronald J. Ewing

AA Aluminum Company Of America: 3 patents #202 of 1,017Top 20%
📍 Vandergrift, PA: #100 of 285 inventorsTop 40%
🗺 Pennsylvania: #23,606 of 74,527 inventorsTop 35%
Overall (All Time): #1,670,901 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4836705 Hollow integral rivet Robert L. La Barge 1989-06-06
4688316 Method of making hollow integral rivet in components Robert L. La Barge 1987-08-25
4611381 Method of joining two or more pieces of malleable material Robert L. La Barge 1986-09-16