Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE35086 | Slitting apparatus for corrugated paperboard and the like | Richard F. Paulson, Kent L. Ross, David W. Dix, Luke A. Stout | 1995-11-14 |
| 5406869 | Air bearing support assembly for paper slitting apparatus | Carl R. Marschke | 1995-04-18 |
| 5375492 | Apparatus and method for slitting corrugated paperboard boxes | Dean W. Smitterberg, Richard F. Paulson, William R. Nachtrab, Jr., Eugene C. Carlson | 1994-12-27 |
| 5203246 | System to align and square boxes | Dean W. Smitterberg, William R. Nachtrab, Jr. | 1993-04-20 |
| 5090281 | Slitting apparatus for corrugated paperboard and the like | Richard F. Paulson, Kent L. Ross, David W. Dix, Luke A. Stout | 1992-02-25 |