Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8732903 | Cleaning nozzle and method for vacuum cleaning | — | 2014-05-27 |
| 8136200 | Robotic cleaning head | — | 2012-03-20 |
| 7467439 | Suction attachment for a vacuum cleaner | Henk Lijzenga | 2008-12-23 |