Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5106882 | Insulating alkenyl aromatic polymer foam | Kyung W. Suh | 1992-04-21 |
| 4916166 | Insulating alkenyl aromatic polymer foam | Kyung W. Suh | 1990-04-10 |
| 4351138 | Roof construction and method thereof | William J. McMillan | 1982-09-28 |