Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7004209 | Flexible mounting for evacuation channel | James G. Johnson, Kevin Bergenthun, Timothy Mark Frazier | 2006-02-28 |
| 6637725 | Universal quick-disconnect coupling and valve | James W. Johnson, Kevin Bergenthun, Timothy Frasier | 2003-10-28 |
| 6347785 | Universal quick-disconnect coupling and valve | Donald G. Copp, James W. Johnson, M. Stephen Tschanen | 2002-02-19 |
| 5961001 | Venting liquid dispensing spout for closed container | M. Stephen Tschanen, Douglas E. Lilly | 1999-10-05 |