Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5836030 | Dental cleaning device and attachment for such a device | Erich Krammer, Arno Wolfger | 1998-11-17 |
| 5622150 | Method for introducing fuel into a combustion chamber of an internal combustion engine | Gunter K. Fraidl, Walter Piock | 1997-04-22 |