Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6589495 | Process for reducing the levels of halogenated hydrocarbons | Gunther Pajonk, Frank Witzel | 2003-07-08 |
| 6576585 | Process for producing a catalyst body | Ronald Neufert, Gunther Pajonk, Frank Witzel | 2003-06-10 |
| 6569394 | Catalyst body and process for breaking down nitrogen oxides | Gunther Pajonk, Frank Witzel | 2003-05-27 |
| 6475952 | PROCESS FOR PRODUCING A CATALYTICALLY ACTIVE MATERIAL, CATALYTIC CONVERTER HAVING A CATALYTICALLY ACTIVE MATERIAL PRODUCED IN THIS MANNER, AND USE OF THE CATALYTIC CONVERTER TO BREAK DOWN DIOXINS AND/OR FURANS | Gunther Pajonk, Frank Witzel | 2002-11-05 |
| 6043597 | Color picture tube having a mask of a first material connected to a frame of a second material by plural weld spots | Heiko Fichtler, Rolf Reidinger, Werner Wolfram | 2000-03-28 |