Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10026030 | Simple diffraction gratings for product identification | Christopher J. Rothfuss | 2018-07-17 |
| 9988517 | Physical colorants for plastics based on the Christiansen effect | Christopher J. Rothfuss | 2018-06-05 |
| 9907540 | Tissue liquid detection system | Robert Thomas Kery, John Gal | 2018-03-06 |