Issued Patents 2025
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428264 | Elevator management system that transmits combined operational and position data to an elevator management center | Tadeusz Pawel Witczak, Nikola Trcka | 2025-09-30 |
| 12421079 | Elevator monitoring device with varying wireless transmission power based on elevator car position | Tadeusz Pawel Witczak, Yrinee Michaelidis | 2025-09-23 |
| 12384655 | Electrical power transmission to elevator system cars | Enrico Manes, Atsushi Yamada, Suman Dwari, Stephen Savulak, Ronnie E. Thebeau +1 more | 2025-08-12 |
| 12297080 | Vibration monitoring beacon mode detection and transition | Tadeusz Pawel Witczak, Derk Oscar Pahlke, Yrinee Michaelidis | 2025-05-13 |
| 12280987 | Device and method for monitoring an elevator system | Derk Oscar Pahlke, Tadeusz Pawel Witczak, Yrinee Michaelidis | 2025-04-22 |