Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874648 | Method of making flame resistant polyimide foam insulation and the resulting insulation | Lola E. Crosswhite | 1989-10-17 |
| 4780167 | Method of making polyimide foam structures of controlled density and increased rigidity | — | 1988-10-25 |