Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7083235 | Convertible piece of upholstered furniture with chair and bed function | Eberhard Grimm, Karl Becher | 2006-08-01 |
| 5038772 | Closed-cycle breathing equipment | Ernst-Gunther Kolbe, Norbert Kollenbrandt, Hasso Weinmann, Wolfgang Drews, Karsten Vogeler | 1991-08-13 |
| 4981655 | Chemical oxygen generator | Ernst-Gunther Kolbe, Rainer Ernst | 1991-01-01 |
| 4571956 | Warp knitting machine with weft thread magazine | — | 1986-02-25 |
| 4240275 | Eyelet bar arrangement for jacquard equipped warp knitting machines | — | 1980-12-23 |