Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9334189 | Copper red frits and pigments comprising silica and at least one of cupric oxide and cuprous oxide | Enos A. Axtell, III, George E. Sakoske, Andreas Schulz, Juergen Hanich, Dietrich Speer +1 more | 2016-05-10 |
| 8946102 | Copper red frits and pigments comprising silica and at least one of cupric oxide and cuprous oxide | Enos A. Axtell, III, George E. Sakoske, Andreas Schulz, Juergen Hanich, Dietrich Speer +1 more | 2015-02-03 |