Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10875448 | Visually indicating vehicle caution regions | John Zevenbergen, Robert Holmberg | 2020-12-29 |
| 10772418 | Adjustable conductive brush assembly for cleaning metals | Clive Stuart White | 2020-09-15 |
| 10676022 | Visually indicating vehicle caution regions | John Zevenbergen, Robert Holmberg | 2020-06-09 |