Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5209951 | Elevated temperature method to adhere wear resistant polymer coating to ceramic article | Edgar E. Graham | 1993-05-11 |
| 5139876 | Ceramic article having wear resistant coating | Edgar E. Graham | 1992-08-18 |