Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9016668 | Stackable barrier with connector | Marc E. Christensen, David J. Lipniarski | 2015-04-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9016668 | Stackable barrier with connector | Marc E. Christensen, David J. Lipniarski | 2015-04-28 |