Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8863387 | System for plugging heat exchanging tubes | Mike Toth, Jerry F. Hall, JR. | 2014-10-21 |
| 5940922 | Easy insert composite tube cleaner | Jerzy Krysicki | 1999-08-24 |
| 5784745 | Easy insert tube cleaner | Jerzy Krysicki | 1998-07-28 |
| 5153963 | Tube cleaning tool for removal of hard deposits | Daniel Lyle | 1992-10-13 |