Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4750932 | Refractory metal silicide sputtering target | Edward D. Parent, Charles S. Purinton | 1988-06-14 |
| 4663120 | Refractory metal silicide sputtering target | Edward D. Parent, Charles S. Purinton | 1987-05-05 |