Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10668789 | Sunroof incorporating electro-optic element | David J. Cammenga, William L. Tonar | 2020-06-02 |
| 10551620 | Heads up display system | David J. Cammenga, William L. Tonar | 2020-02-04 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10668789 | Sunroof incorporating electro-optic element | David J. Cammenga, William L. Tonar | 2020-06-02 |
| 10551620 | Heads up display system | David J. Cammenga, William L. Tonar | 2020-02-04 |