| 6871373 |
Bristle for a toothbrush, particularly for an electric toothbrush, and method for its manufacture |
Georges Driesen, Rainer Hans, Armin Schwarz-Hartmann |
2005-03-29 |
| 6497458 |
Bristle for a toothbrush |
Scott Batson, Georges Driesen, Rainer Hans, Norbert Schaefer, Armin Schwarz-Hartmann +2 more |
2002-12-24 |
| 6475553 |
Method of manufacturing a textured toothbrush bristle |
Gordon Gerald Guay, Norbert Schaefer, Armin Schwarz-Hartmann, Georges Driesen, Rainer Hans |
2002-11-05 |
| 6416602 |
Method of producing a disposable protective cap for an infrared radiation thermometer |
— |
2002-07-09 |
| 6327736 |
Bristle for a toothbrush |
Norbert Schaefer, Armin Schwarz-Hartmann, Mingchih M. Tseng, Helge Zimmet, Scott Batson +2 more |
2001-12-11 |
| 6141819 |
Bristle for a toothbrush |
Georges Driesen, Rainer Hans, Norbert Schaefer, Armin Schwarz-Hartmann |
2000-11-07 |
| 6094769 |
Bristle for a toothbrush |
Georges Driesen, Rainer Hans, Norbert Schaefer, Armin Schwarz-Hartmann |
2000-08-01 |
| 5394862 |
Heatable appliance for personal use |
Friedrich Henninger, Norbert Schaefer, Michael Stolper, Winfried Ziemann |
1995-03-07 |
| 5320089 |
Heatable appliance for personal use |
Norbert Schaefer, Jiri Sobota, Friedrich Henninger |
1994-06-14 |
| 5105525 |
Process for making a smoothing iron soleplate |
Diethard Burger, Klaus Amsel, Bernd Lindstaedt |
1992-04-21 |
| 5025578 |
Roughened smoothing iron soleplate having an anti-corrosive, scratch-resistant and easily slidable coating thereon |
Diethard Burger, Klaus Amsel, Bernd Lindstaedt |
1991-06-25 |