Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4914721 | Safety device | Gerhard Buhr, Joachim Cardinal, Klaus Genuit, Detlef Lohmuller, Heinz Tilmans | 1990-04-03 |
| 4814632 | Safety device | Detlef Lohmuller, Heinz Tilmans, Klaus Genuit, Joachim Cardinal, Gerhard Buhr | 1989-03-21 |
| 4802312 | Wet sand blasting with pressurized water feed | Gerhard Buhr | 1989-02-07 |