Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9493654 | Preparation of industrial asphalt | Keith E. Stephens, Nicholas Soto | 2016-11-15 |
| 9457354 | System and method for continuous processing of recyclable material | James A. Svec, Keith E. Stephens | 2016-10-04 |