Issued Patents 2024
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12162723 | Elevator car position determination | Tadeusz Pawel Witczak, Derk Oscar Pahlke | 2024-12-10 |
| 12139374 | Method and device for monitoring an elevator system | Derk Oscar Pahlke, Tadeusz Pawel Witczak | 2024-11-12 |
| 11964848 | Elevator pit monitoring and integrity check of monitoring system | Randy Roberts, Johanna Whitwell | 2024-04-23 |
| 11912533 | Vibration monitoring beacon mode detection and transition | Tadeusz Pawel Witczak, Derk Oscar Pahlke, Yrinee Michaelidis | 2024-02-27 |
| 11912534 | Elevator pit safety net system | Randy Roberts, Johanna Whitwell, Kyler Vensel | 2024-02-27 |