Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6129133 | Method for forming a cylinder bore isolator core for casting engine cylinder blocks | Gary Michael Fenn, Thomas J. Heater | 2000-10-10 |
| 5850814 | Cylinder bore isolator core for casting engine cylinder blocks | Gary Michael Fenn, Thomas J. Heater | 1998-12-22 |