Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4935143 | Cleaning of filters | Clinton V. Kopp, Robert J. W. Streeton, Kerrie Wyatt | 1990-06-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4935143 | Cleaning of filters | Clinton V. Kopp, Robert J. W. Streeton, Kerrie Wyatt | 1990-06-19 |