Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5440961 | Film cutting apparatus and method | Earl S. Lucas, Jr., Jack R. McLean | 1995-08-15 |
| 5372494 | Adjustable perforating roller for sheet material | — | 1994-12-13 |
| 4680073 | Method and apparatus for heat sealing | Hans Brunner | 1987-07-14 |
| 4529471 | Apparatus for heat sealing | — | 1985-07-16 |