Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808476 | Method for protecting heat sensitive substrates from fire and excessive heat and resulting article | Robert W. Heber, Thomas A. Ward, Jerome A. Seiner | 1989-02-28 |
| 4725457 | Resinous compositions and their formulation into intumescent fire protective compositions | Thomas A. Ward, Karl F. Schimmel, Lois C. Trautvetter, Robert W. Heber, Jerome A. Seiner | 1988-02-16 |