Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12332052 | Method and device for determining centers of a hollow shaft rotatably clamped as a workpiece in a machine tool | Moritz Halle, Klaus Kräher, Hans J. Naumann | 2025-06-17 |
| 7065848 | Crankshaft production machine | Gunter Schroter | 2006-06-27 |
| 5927167 | Apparatus for truing wheelsets | Hans J. Naumann, Gunter Schroter, Wolfgang Gerhard | 1999-07-27 |
| 5890854 | Shaping tool for stock removal machining of wheelsets | Hans J. Naumann, Ross Hermann, Hans Lutze | 1999-04-06 |
| 5664469 | Wheelset aligning technique for wheelset truing machinery and wheelset aligning device | Hans J. Naumann, Gunter Schroter, Volker Thomas | 1997-09-09 |
| 5561242 | Apparatus for locating wheelsets | Hans J. Naumann, Gunter Schr oter, Volker Thomas | 1996-10-01 |
| 5555632 | Apparatus for measuring the contours of a wheel | Hans J. Naumann, Gunter Schroter, Rolf Oesterreich | 1996-09-17 |