Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6226869 | Electric shaver | Hans-Eberhard Heintke, Peter Hilfinger, Roland Ullmann, Matthias Wetzel | 2001-05-08 |
| 5507095 | Electric shaving apparatus | Matthias Wetzel, Bernd Tewes, Reinhold Eichhorn, Helmut Durr | 1996-04-16 |
| 5289636 | Electric shaving apparatus | Reinhold Eichhorn, Gerhard Schafer, Sigrun Hickel, Helmut Durr | 1994-03-01 |
| 4932121 | Long-hair trimming device for dry shaving apparatus | Albrecht Jestadt, Gerhard Schafer | 1990-06-12 |
| 4796359 | Electric shaving apparatus with a pivoted shearing head system | Luhr Harms, Gebhard Braun, Karl Trolltsch | 1989-01-10 |
| 4195650 | Container for storing objects | Roland Ullmann, Otto Schweingruber | 1980-04-01 |