Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7638658 | Ethynylation process | Werner Bonrath, Johannes Tschumi, Reto Zenhaeusern | 2009-12-29 |
| 5759067 | Shielded connector | — | 1998-06-02 |
| 5647767 | Electrical connector jack assembly for signal transmission | Venkat Raman, Steven E. Minich | 1997-07-15 |
| 5429310 | Method and arrangement for processing or reprocessing waste material accumulating in the production or processing of cigarettes | Karsten Keller | 1995-07-04 |