Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5137777 | Fire-retardant polymer foam composites | Lance D. Silverman, Warren F. Legg | 1992-08-11 |
| 5066531 | Variable thickness foam plank | Warren F. Legg | 1991-11-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5137777 | Fire-retardant polymer foam composites | Lance D. Silverman, Warren F. Legg | 1992-08-11 |
| 5066531 | Variable thickness foam plank | Warren F. Legg | 1991-11-19 |