Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D399128 | Folding carton | Donald Kostanski, Arthur Ladue | 1998-10-06 |
| 5259161 | Vertical and horizontal reinforcement and spacing guide for panels constructed of blocks | — | 1993-11-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D399128 | Folding carton | Donald Kostanski, Arthur Ladue | 1998-10-06 |
| 5259161 | Vertical and horizontal reinforcement and spacing guide for panels constructed of blocks | — | 1993-11-09 |