Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8260042 | Anonymous passenger indexing system for security tracking in destination entry dispatching operations | Pei-Yuan Peng | 2012-09-04 |
| 8253548 | Elevator system with wireless hall call buttons | Jae-Hyuk Oh | 2012-08-28 |
| 7801690 | Tensile support strength measurement system and method | William A. Veronesi | 2010-09-21 |
| 7731000 | Roll-calling mechanism based vision system for elevator positioning | Jae-Hyuk Oh, Alan Matthew Finn, Pei-Yuan Peng | 2010-06-08 |
| 7600613 | RFID and low resolution CCD sensor based positioning system | Pengju Kang, Jae-Hyuk Oh, Alan Matthew Finn, Pei-Yuan Peng | 2009-10-13 |
| 7597177 | Ultrasonic/electromagnetic non-contact buttons/switches for elevators | Jae-Hyuk Oh, Alberto Vecchiotti, John M. Milton-Benoit, Pei-Yuan Peng | 2009-10-06 |
| 7493991 | Electromagnetic/ultrasonic roll-calling/answering (EURA) system for elevator positioning | Jae-Hyuk Oh, Alan Matthew Finn, Pei-Yuan Peng | 2009-02-24 |