Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9725311 | Micromechanical component having hermetic through-contacting, and method for producing a micromechanical component having a hermetic through-contacting | Jochen Franz, Simon Armbruster, Helmut Grutzeck, Joerg Muchow, Frederic Njikam Njimonzie +3 more | 2017-08-08 |
| 5476036 | Abrading or polishing machine | — | 1995-12-19 |
| 5427018 | Centrifugal disk for impact mills, air classifiers or the like | — | 1995-06-27 |
| 5407141 | Impact mill | Helmut Zapf | 1995-04-18 |
| 5292080 | Impact mill | — | 1994-03-08 |