Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6706235 | Method for shaping a rivet from a plastic material in the form of a pin | Joachim Scherzer | 2004-03-16 |
| 6690919 | Determining the quality of telecommunication services | — | 2004-02-10 |