Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5858911 | Method of producing activated carbon | Clyde W. Wellen, Douglas K. Stephens | 1999-01-12 |
| 5714000 | Fine-celled foam composition and method | Clyde W. Wellen, Douglas K. Stephens | 1998-02-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5858911 | Method of producing activated carbon | Clyde W. Wellen, Douglas K. Stephens | 1999-01-12 |
| 5714000 | Fine-celled foam composition and method | Clyde W. Wellen, Douglas K. Stephens | 1998-02-03 |