Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9631978 | Method for a hair colour consultation | Werner Fertig, Stefan Uhl | 2017-04-25 |
| 7412781 | Device for a hot air shower | Peter Scheunert | 2008-08-19 |
| 7024778 | Split end removing device for a haircutting machine | Robert Kuechler, Karl Trinkaus | 2006-04-11 |
| 6885810 | Electrically heated hair dryer with catalytic odor filter | Juergen Allwohn, Stefan Uhl | 2005-04-26 |
| 6606800 | Electric hair treatment appliance | Peter Anthes | 2003-08-19 |
| 6490492 | Device for determining method data of a method for cosmetically treating hair on a person's head | Werner Fertig, Dieter Hoch | 2002-12-03 |
| 6357121 | Scissors for cutting filamentary material, especially hair, uniformly without pinching or tearing | — | 2002-03-19 |
| 6176166 | Electric hair cutting machine with an automatic oil lubricating device | Martin Liebeck | 2001-01-23 |
| 5970831 | Apparatus and method for detecting a deficiency of oil lubricating an electrically driven cutting blade of a haircutting machine | Martin Liebeck | 1999-10-26 |
| 5192009 | Device for spraying fluids, having electrically operated air compressor and free blowing nozzle | Bodo Hildebrandt, Karl Trinkaus | 1993-03-09 |
| 5159256 | Adaptor/holder for rechargeable electrical tool | Karl Trinkaus | 1992-10-27 |
| 5138245 | Holder for a rechargeable tool | Karl Trinkaus | 1992-08-11 |
| 5030902 | Mechanism for an electrical appliance | Karl Trinkaus | 1991-07-09 |
| 4744154 | Measuring and controlling the moisture content of hair | Heribert Bollinger, Siegfried Hollmann | 1988-05-17 |