Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6602598 | Quiet unwind stretch wrap film | David Simpson, Charles M. Leonard | 2003-08-05 |
| 6265055 | Multilayer stretch cling film | David Simpson | 2001-07-24 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6602598 | Quiet unwind stretch wrap film | David Simpson, Charles M. Leonard | 2003-08-05 |
| 6265055 | Multilayer stretch cling film | David Simpson | 2001-07-24 |