Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5127967 | Ion carburizing | Stephen H. Verhoff | 1992-07-07 |
| 4853046 | Ion carburizing | Stephen H. Verhoff | 1989-08-01 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5127967 | Ion carburizing | Stephen H. Verhoff | 1992-07-07 |
| 4853046 | Ion carburizing | Stephen H. Verhoff | 1989-08-01 |