Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5996686 | Heat transfer tubes and methods of fabrication thereof | Petur Thors, Bonnie J. Campbell, James T. Tyler | 1999-12-07 |
| 5697430 | Heat transfer tubes and methods of fabrication thereof | Petur Thors, Bonnie J. Campbell, James T. Tyler | 1997-12-16 |