Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4637924 | Continuous silicon carbide whisker production | Ronald L. Beatty | 1987-01-20 |
| 4298473 | Drum filter apparatus | — | 1981-11-03 |
| 4224166 | Drum filter and method | — | 1980-09-23 |