Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11702864 | Automatic locking-deadbolt assembly in a door | Krzysztof Marciniec | 2023-07-18 |
| 11428130 | Pressure-limiting valve | Tom Berger | 2022-08-30 |
| 11117754 | Method and apparatus used to handle non-upright articles of an article stream under prevention of disturbances | Richard Eschlbeck, Thomas HENSEL, Herbert Spindler, Martin Bauer, Lucas Kiefer +1 more | 2021-09-14 |
| D666902 | Door edge plate | — | 2012-09-11 |
| 6953903 | Signal transfer apparatus | Mark Berger, Peter Zoltan | 2005-10-11 |
| 5787744 | Vandal-resistant torque sensitive release mechanism with angular limit | Peter Zoltan | 1998-08-04 |
| 5730014 | Vandal-resistant torque sensitive release mechanism | Peter Zoltan | 1998-03-24 |
| 5457975 | Removable locking cylinder | Zoltan Peter | 1995-10-17 |
| 5219192 | Removable spindle | — | 1993-06-15 |