Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9908807 | System for and method of mixed-color cullet characterization and certification, and providing contaminant-free, uniformly colored mixed-color cullet | Sean P. Duffy, Rick Lehman | 2018-03-06 |