Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5863476 | Apparatus and method for compacting and stabilizing granular materials containing hazardous materials | — | 1999-01-26 |
| 4531903 | Apparatus for forming particles into shaped articles | David Frey | 1985-07-30 |
| 4456574 | Method and apparatus for forming particles into shaped articles | David Frey | 1984-06-26 |