Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5131992 | Microwave induced plasma process for producing tungsten carbide | Ronald H. Church, Johanna B. Salsman | 1992-07-21 |
| 4303532 | Dewatering of slimes | Annie G. Smelley, Robert W. Montgomery | 1981-12-01 |