Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4425169 | Austenitic-manganese steel | Dilip K. Subramanyam, Bruce A. Heyer | 1984-01-10 |
| 4342593 | Castings | Hugo R. Larson, Howard S. Avery | 1982-08-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4425169 | Austenitic-manganese steel | Dilip K. Subramanyam, Bruce A. Heyer | 1984-01-10 |
| 4342593 | Castings | Hugo R. Larson, Howard S. Avery | 1982-08-03 |