Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10456797 | Portable spray apparatus having a carrier frame | — | 2019-10-29 |
| 9878338 | Backpack sprayer and container for spraying agent for a backpack sprayer | Klaas Maximilian Heide, Klaus Langhans | 2018-01-30 |
| 7673813 | Portable spray apparatus | Michael Raffenberg, Heiko Rosskamp, Thomas Stark, Markus Pfeifer, Heinz Hettmann +4 more | 2010-03-09 |
| 6062177 | Hand-guided working tool such as a trimmer, motor chainsaw, or cutter with an internal combustion engine with an air intake blower | Georg Becker, Dieter Angstenberger | 2000-05-16 |
| 6000519 | Centrifugal clutch | Georg Becker, Dieter Angstenberger | 1999-12-14 |
| 5706777 | Suction air filter for a combustion engine with diaphragm carburetor | Helmut Schlessmann, Rudolf Dirks | 1998-01-13 |