Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10959584 | Replacement head for a vacuum | Richard Mathias, Michael James Douglas | 2021-03-30 |
| D913618 | Mop pad | Richard Mathias, James P. Bilodeau, Michael James Douglas, Yu Ri Kim, Christopher Meyer-Rassow +2 more | 2021-03-16 |