Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653226 | Device for generating oxygen | Harald Heyer | 1997-08-05 |
| 4997803 | CO.sub.2 adsorbent mass | Carl-Ernst van der Smissen, Kai vom Hofe, Horst Wezurek | 1991-03-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653226 | Device for generating oxygen | Harald Heyer | 1997-08-05 |
| 4997803 | CO.sub.2 adsorbent mass | Carl-Ernst van der Smissen, Kai vom Hofe, Horst Wezurek | 1991-03-05 |