Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9281602 | Multiple socket | — | 2016-03-08 |
| D702639 | Power connector | — | 2014-04-15 |
| 8382493 | Three-pole adapter set with a plug part and a socket part which may be plugged in the plug part | — | 2013-02-26 |
| D664094 | Plug | — | 2012-07-24 |
| 8182276 | Multi-way sliding plug | — | 2012-05-22 |
| D657314 | Power connector | — | 2012-04-10 |
| 8142208 | Adapter plug | — | 2012-03-27 |
| D623595 | Travel adapter | — | 2010-09-14 |
| 7367248 | Screwtop opener | — | 2008-05-06 |
| 7100473 | Rotating cap opener | Rolf Hefti | 2006-09-05 |
| 7024715 | Cork screw provided with a cap cutter which can be inserted in the handle | Rolf Hefti | 2006-04-11 |
| 6484341 | Dough roller | Rolf Hefti | 2002-11-26 |
| D459639 | Dough roller | Rolf Hefti | 2002-07-02 |