Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11774783 | High performance selective light wavelength filtering providing improved contrast sensitivity | Andrew W. Ishak, Ronald D. Blum, Michael B. Packard | 2023-10-03 |
| 11701315 | High energy visible light filter systems with yellowness index values | Andrew W. Ishak, Ronald D. Blum, Michael B. Packard | 2023-07-18 |