Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5639312 | Method for cleaning underwater pipes of zebra-mussels or other organism growth therein | — | 1997-06-17 |
| 5444887 | Method and device for cleaning underwater pipes | — | 1995-08-29 |
| 5308193 | Preventative maintenance system for underwater pipes | — | 1994-05-03 |
| 5008075 | Preventative maintenance system for underwater pipes | — | 1991-04-16 |