Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4873152 | Heat treated chemically vapor deposited products | Paul N. Dyer, Duane B. Dimos | 1989-10-10 |
| 4855188 | Highly erosive and abrasive wear resistant composite coating system | Paul N. Dyer, Leslie E. Schaffer, Ernest L. Wrecsics, Duane B. Dimos, Carl F. Mueller | 1989-08-08 |