Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9789622 | Apparatus for dry lubrication of a thin slitting blade | James A. Cummings | 2017-10-17 |
| 8931378 | Method and apparatus for dry lubrication of a thin slitting blade | James A. Cummings | 2015-01-13 |
| 8500121 | Driven nip rolls for sheet stacker infeed | James M. Krog | 2013-08-06 |
| 6893520 | Method and apparatus for synchronizing end of order cutoff for a plunge slit order change on a corrugator | James A. Cummings, Shayne A. Roberts | 2005-05-17 |
| RE35086 | Slitting apparatus for corrugated paperboard and the like | Kent L. Ross, Timothy C. Prochnow, David W. Dix, Luke A. Stout | 1995-11-14 |
| 5375492 | Apparatus and method for slitting corrugated paperboard boxes | Dean W. Smitterberg, William R. Nachtrab, Jr., Timothy C. Prochnow, Eugene C. Carlson | 1994-12-27 |
| 5197366 | Roller assembly for paperboard slitting apparatus | Kent L. Ross | 1993-03-30 |
| 5165314 | Slitting shingled sheets | James A. Cummings | 1992-11-24 |
| 5158522 | Slitting corrugated paperboard boxes | James A. Cummings | 1992-10-27 |
| 5090281 | Slitting apparatus for corrugated paperboard and the like | Kent L. Ross, Timothy C. Prochnow, David W. Dix, Luke A. Stout | 1992-02-25 |