Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9254953 | Cleaning device | Paul Duffield | 2016-02-09 |
| 8479752 | Cleaning device | Paul Duffield | 2013-07-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9254953 | Cleaning device | Paul Duffield | 2016-02-09 |
| 8479752 | Cleaning device | Paul Duffield | 2013-07-09 |