Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8042220 | Implement | Markus Hittmann, Klaus Langhans | 2011-10-25 |
| 8015713 | Portable handheld work apparatus | Günter Wied | 2011-09-13 |
| 7836545 | Manually guided suction apparatus | Georg Maier, Wolfgang Layher, Markus Zwimpfer, Marco Deuchert, Michael Hermann +3 more | 2010-11-23 |
| 7765637 | Manually guided suction apparatus | Georg Maier, Markus Zwimpfer | 2010-08-03 |
| 7707684 | Implement having adjustable handle | Markus Hittmann, Klaus Langhans | 2010-05-04 |
| 7621019 | Blower apparatus | Dieter Kremsler, Michael Hocquel, Klaus Langhans, Helmut Swistun | 2009-11-24 |
| 7441304 | Vacuum arrangement for a ground area | Georg Maier, Harald Mang, Klaus Langhans, Wolfgang Layher, Jorg Schutt | 2008-10-28 |
| 7406742 | Vacuum device/blower | Steffen Joos | 2008-08-05 |