Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8297340 | Method of producing ductile iron | — | 2012-10-30 |
| 6006818 | Expanded or expansible plastic material for the fabrication of sunk foundry models and sunk models comprised of such material | Michael Berthelet, Asita Bhattacharya | 1999-12-28 |