Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7793762 | Destination entry passenger interface with multiple functions | Vlad Zaharia, Michael P. Flynn | 2010-09-14 |
| 5969306 | Elevator car call buttons indicating car floor position | Suthaharan Velauthapillai, Stephen A. Roberts | 1999-10-19 |
| 5631452 | System for position loss recovery for an elevator car | Eric K. Jamieson, Jeffrey M. Izard | 1997-05-20 |
| 5407028 | Tested and redundant elevator emergency terminal stopping capability | Eric K. Jamieson | 1995-04-18 |