Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4906181 | Liquified gas conveying means for combustion device | Richard Ebner, Michael Haas, Gerhard Hildebrand, Joachim Manthey, Walter Schafer +3 more | 1990-03-06 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4906181 | Liquified gas conveying means for combustion device | Richard Ebner, Michael Haas, Gerhard Hildebrand, Joachim Manthey, Walter Schafer +3 more | 1990-03-06 |