Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6338026 | Method for limiting an electric current through an electrical component, and limiting apparatus | Rüdiger Kutzner, Jörn Steinbrink | 2002-01-08 |
| 6093323 | Method for separating a mixture of residual wastes | — | 2000-07-25 |
| 5259406 | Apparatus for cleaning a toilet brush | — | 1993-11-09 |
| 4788670 | Clock voltage supply | David L. Johnson, Werner Schirl, Hans-Peter Troendle | 1988-11-29 |