Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D331135 | Nestable cargo cart | Mark S. Lewandowski, David M. Gessner | 1992-11-17 |
| 5149114 | Nestable cargo cart | Mark S. Lewandowski, David M. Gessner | 1992-09-22 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D331135 | Nestable cargo cart | Mark S. Lewandowski, David M. Gessner | 1992-11-17 |
| 5149114 | Nestable cargo cart | Mark S. Lewandowski, David M. Gessner | 1992-09-22 |