Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5336470 | Chemical oxygen generator having a multi-component reaction-control member | Hans-Christoph Bechthold, Udo Burchardt, Rainer Ernst | 1994-08-09 |
| 5322669 | Chemical oxygen generator having a reaction-control member | Hans-Christoph Bechthold, Rainer Ernst, Udo Burchardt, Uwe Gerdts | 1994-06-21 |
| 5038772 | Closed-cycle breathing equipment | Ernst-Gunther Kolbe, Norbert Kollenbrandt, Hasso Weinmann, Wolfgang Drews, Hans Fiedler | 1991-08-13 |