Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020668 | Operating less than all of multiple cars in a hoistway following communication failure between some or all cars | Theresa M. Christy | 2011-09-20 |
| 7987947 | Call indicator provided near elevator car currently assigned to the call | Theresa M. Christy, Jannah A. Stanley, Hideyuki Honma, John M. Milton-Benoit, Toshimitsu Mori +4 more | 2011-08-02 |