Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5129333 | Apparatus and method for recycling waste | William R. Frederick, Don E. Coe, Thomas A. LeBay | 1992-07-14 |
| 4911744 | Methods and apparatus for enhancing combustion and operational efficiency in a glass melting furnace | Martin Petersson, Robert L. Strosnider | 1990-03-27 |