Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4971131 | Countergravity casting using particulate filled vacuum chambers | Joseph A. Knapke, John G. Kubisch | 1990-11-20 |
CA
Charles P. Aubin
Overall (All Time): #3,915,354 of 4,157,543Top 95%
1
Patents All Time