Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8069959 | Elevator active suspension utilizing respulsive magnetic force | Jae-Hyuk Oh, Howard Winston, Alan Matthew Finn | 2011-12-06 |
| 8020672 | Video aided system for elevator control | Lin Lin, Ziyou Xiong, Alan Matthew Finn, Pengju Kang, Mauro J. Atalla +2 more | 2011-09-20 |
| 7952474 | Nuisance alarm filter | Pengju Kang, Alan Matthew Finn, Robert N. Tomastik, Thomas M. Gillis, Ziyou Xiong +1 more | 2011-05-31 |