Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7273151 | Sieve bed for a sifting machine | Kirk D. Sawall, Roland E. Küper | 2007-09-25 |
| 6634505 | Sieve bed for a sifting machine | Kirk D. Sawall, Roland E. Küper | 2003-10-21 |
| D445437 | Screen panel | Kirk D. Sawall, Roland E. Küper | 2001-07-24 |