Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6138485 | Safety lock | Gerhard Gonser | 2000-10-31 |
| 6125670 | Self-locking lock | Gerhard Gonser | 2000-10-03 |
| 6092846 | Locking device, in particular for furniture | Augustin Toma | 2000-07-25 |
| 5924750 | Door opener | Michael Holzer, Augustin Toma | 1999-07-20 |
| 5788295 | Electric door opener with multiple position armature permitting different operation modes | Michael Holzer | 1998-08-04 |
| 4838591 | Electric door opener | — | 1989-06-13 |
| 4815776 | Electric door opener | — | 1989-03-28 |