Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5237709 | Apparatus for providing a controlled flow of waste material from a waste storage tank | Thomas Finis Johnson | 1993-08-24 |
| 5071143 | Sealing arrangement for bulkhead | Bruce S. Fisher | 1991-12-10 |
| 4441677 | Clamp device | — | 1984-04-10 |
| 4338707 | Clamp | — | 1982-07-13 |
| 4189807 | Clamp | — | 1980-02-26 |