Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11054166 | Environmental conditioning system and method for conditioning environment of occupiable region | Luke Dorna, Ke Xu | 2021-07-06 |
| 7540357 | Position reference system for elevators | Alan Matthew Finn, Jae-Hyuk Oh, Pei-Yuan Peng | 2009-06-02 |
| 6186281 | Remote storage and reset of elevator overspeed switch | Gerard Sirigu, Richard N. Fargo, Randy G. Henley, Helmut Schroder-Brumloop, Gurumurthi Ravishankar | 2001-02-13 |