Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5232602 | Phosphorous removal from tetrachlorosilane | Robert G. Brink, Norman H. Deitering, Kimmai T. Nguyen | 1993-08-03 |
| 4724160 | Process for the production of semiconductor materials | Arvid Neil Arvidson, James R. McCormick | 1988-02-09 |