Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6352786 | Fire resistant cellulosic materials | Edward J. Griffith | 2002-03-05 |
| 6235347 | Fire resistant cellulosic materials and rendering such cellulosic materials leach resistant | Edward J. Griffith, Joseph E. Griffith | 2001-05-22 |