Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6923449 | Baffle seal with removable ring element, and balance equipped with the baffle seal | Hans-Rudolf Burkhard, Willi Graf | 2005-08-02 |
| 6374682 | Force-measuring apparatus, particularly a weighing cell I | Hans-Rudolf Burkhard | 2002-04-23 |
| 6367338 | Force-measuring apparatus, particularly a weighing cell II | Hans-Rudolf Burkhard, Stephan Baltisberger, Hans de Waal, Daniel Reber | 2002-04-09 |
| 6326562 | Force-measuring apparatus, particularly a weighing cell | Hans-Rudolf Burkhard, Thomas Köppel, Jean-Christophe Emery, Erwin Kaderli | 2001-12-04 |