Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6675438 | Vacuum-cleaner floor head | Horst Dilger, Dieter Kaffenberger | 2004-01-13 |
| 6385811 | Suction head for floor vacuum cleaners | Horst Dilger, Dieter Kaffenberger, Thomas Lind | 2002-05-14 |
| 6209169 | Turbine-powered brush nozzle for vacuum cleaner | Horst Dilger | 2001-04-03 |