Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10859738 | Retroreflective articles including optically active areas and optically inactive areas | Michael Benton Free, Bimal V. Thakkar, Kenneth L. Smith, Suman K. Patel, William D. Coggio +2 more | 2020-12-08 |
| 10794114 | Microoptics for glazing | Michael Benton Free, Martin B. Wolk, Olester Benson, Jr., Bing Hao, Charles A. Marttila +3 more | 2020-10-06 |
| 10590697 | Microoptics for glazing | Michael Benton Free, Martin B. Wolk, Olester Benson, Jr., Bing Hao, Charles A. Marttila +3 more | 2020-03-17 |