Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6145563 | Vertical pressure sealer apparatus | Michael S. Kalisiak, Rebecca L. Parker, Daniel F. Pustelnik, John Van de Ven, David G. Wagner | 2000-11-14 |
| 5944946 | Apparatus and process for perimeter pressure sealing | John E. Traise | 1999-08-31 |
| 5938880 | Apparatus and process for perimeter pressure sealing | John E. Traise | 1999-08-17 |
| 5300177 | Method of pressure sealing business forms | Daniel F. Pustelnik | 1994-04-05 |
| 5290385 | Multiple set pressure sealer rollers | Daniel F. Pustelnik | 1994-03-01 |
| 4529114 | Form burster | Mark S. Casper, Leonard R. Steidel, Robert E. Braungart | 1985-07-16 |