Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7562918 | Locking/unlocking device for a door opener swivel latch | Norman Wittke | 2009-07-21 |
| 6092846 | Locking device, in particular for furniture | Fritz Helmut Fuss | 2000-07-25 |
| 5988711 | Arresting/release device for a swing catch of a working current door opener | — | 1999-11-23 |
| 5924750 | Door opener | Fritz Helmut Fuss, Michael Holzer | 1999-07-20 |
| 5439262 | Locking/release mechanism for a pivot bolt of a closed-circuit door opener | Fritz H. Fuss | 1995-08-08 |