Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5377570 | Apparatus for perforating plastic film saddle bags | — | 1995-01-03 |
| 5053091 | Method and apparatus for manufacturing plastic film with integral interlocking closure members incorporating shape conforming cooling shoes after extrusion | David C. Huseman | 1991-10-01 |