Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9300195 | Linear motor for a small electric handheld device | Alexander Franz Doll, Frank Kressmann, Frank Ziegler | 2016-03-29 |
| 9154025 | Personal care device | Norbert Schaefer, Joern Utsch, Andreas Kramp, Frank Ziegler, Benedikt Heil +1 more | 2015-10-06 |
| 9044700 | Air filtering device | Dana Paul Gruenbacher, Steven James Schroeck, Jessica Elizabeth Leon, Paolo Dal Bo, Pamela Marie Morison | 2015-06-02 |
| 9003590 | Handle section of a small electric device and small electric device | Joern Utsch, Frank Ziegler, Norbert Schaefer | 2015-04-14 |
| 8994235 | Electric motor for a small electric device | Alexander Franz Doll, Frank Kressman | 2015-03-31 |
| 8806756 | Electric shaving apparatus | Bernhard Kraus, Detlef Gleich, Thomas Verstege, Tobias Schwarz | 2014-08-19 |
| 8766496 | Linear electric motor | Frank Ziegler, Robert D. Schaefer, Thomas Meinke | 2014-07-01 |
| 8603397 | Dispenser for dispensing volatile compositions | Dana Paul Gruenbacher, Mark William BAIZE, Stephan Gary Bush, Frank Kressmann | 2013-12-10 |
| 8456248 | Circuit arrangement and method for supplying a capacitive load | Robert Schäfer, Frank Kressmann | 2013-06-04 |
| 8397332 | Electric toothbrush | Bernhard Kraus, Frank Ziegler, Robert Schäfer, Christian Neyer | 2013-03-19 |
| 7675203 | Electric drive unit for generating an oscillating displacement | Gerhard Kressner, Alexander Schroter, Christian Junk, Peter Hilfinger, Hansjorg Reick +1 more | 2010-03-09 |
| 7554225 | Electric motor with a coil arrangement for providing oscillatory linear and rotational movement | Bernhard Kraus, Hansjorg Reick, Alexander Schroter | 2009-06-30 |
| 6305268 | Machine for preparing hot beverages | Stefan Schamberg, Heinz Kelterborn, Bernd Trebitz | 2001-10-23 |