Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11249374 | Mobile device camera filter | — | 2022-02-15 |
| 8057606 | Aquarium cleaning device with selectable secondary cleaning element | Harry A. Linden | 2011-11-15 |
| 7506612 | Multifunction aquarium cleaning device | Harry A. Linden | 2009-03-24 |
| 6988290 | Remotely actuated surface cleaning device | Harry A. Linden | 2006-01-24 |