Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9089953 | Ratcheting tool with fine toothing | Dieter Heidel, Hans-Joachim Mehlau, Michael Backhaus | 2015-07-28 |
| 8381571 | Method and apparatus for assessing the penetration of tooth cleaning elements in the gingival pocket | Günter Helbig, Bernd Trebitz | 2013-02-26 |
| 8161792 | Method and apparatus for assessing the gentleness of brushes | Carolin Schlueter | 2012-04-24 |
| 7878076 | Torque tool with power amplifier | Michael Lucke | 2011-02-01 |
| 7146675 | Handheld toothbrush | Petra Ansari, Conrad Berghammer, Andrea Birk, Gerhard Finger, Manfred Klawuhn +1 more | 2006-12-12 |
| 7093477 | Torque sensor for calibrating screwing tools | Siegfried Herbold, Rainer Schwafertz | 2006-08-22 |
| D507114 | Tufting for a toothbrush head | Cornelia Seifert, Björn Kling, Duy Phong Vu, Petra Ansari, Conrad Berghammer +4 more | 2005-07-12 |
| 6889582 | Coupling device for locking push-on couplings of tools | — | 2005-05-10 |
| D502603 | Manual toothbrush | Cornelia Seifert, Björn Kling, Duy Phong Vu, Petra Ansari, Conrad Berghammer +4 more | 2005-03-08 |
| 4934146 | Process for H2S and HC removal from natural gas | Ulf Jauernik, Manfred Kriebel | 1990-06-19 |
| 4741807 | Apparatus for extracting valuable substances from a granular feedstock | Rainer Reimert, Georg Penk | 1988-05-03 |
| 4728250 | Process of filling and emptying a constantly pressurized container | Rainer Reimert | 1988-03-01 |