Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6120427 | Apparatus for accumulating sheets for a booklet | Henk Haan, John A. Sabatowski, John Van de Ven | 2000-09-19 |
| 5803891 | Apparatus of accumulating sheets for a booklet | Henk Haan, John A. Sabatowski, John Van de Ven | 1998-09-08 |