Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6194314 | Process for chemical vapor deposition layer production on a semiconductor surface with absorbing protective gasses | Wolfram Karcher | 2001-02-27 |
| 5693293 | Apparatus for the purification of waste gas | Horst Reichardt, Lothar Ritter, Konrad Gehmlich, Michael Hentrich, Gunter Firkert +2 more | 1997-12-02 |