Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8136635 | Method and system for maintaining distance between elevator cars in an elevator system with multiple cars in a single hoistway | Theresa M. Christy, Randall Keith Roberts, Harold Terry, Mauro J. Atalla, CheongSik Shin +1 more | 2012-03-20 |
| 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 |
| 7784588 | Calls assigned to one of two cars in a hoistway to minimize delay imposed on either car | Cheong SikShin, Theresa M. Christy, Hansoo Shim, Harry Terry | 2010-08-31 |
| 7650967 | Communicating to elevator passengers re car movement to pit or overhead | Cheong SikShin, Theresa M. Christy, Hansoo Shim, Harry Terry, Frank Sansevero | 2010-01-26 |
| 7322446 | Elevator call assignment indications for multiple elevators in each of a plurality of elevator hoistways | Harold Terry, Frank Sansevero, Theresa M. Christy | 2008-01-29 |
| 5506534 | Digitally adjustable picosecond delay circuit | Bin Guo | 1996-04-09 |
| 5387911 | Method and apparatus for transmitting and receiving both 8B/10B code and 10B/12B code in a switchable 8B/10B transmitter and receiver | Marc C. Gleichert, Yun-Che Wang | 1995-02-07 |
| 5304996 | 8B/10B encoder providing one of pair of noncomplementary, opposite disparity codes responsive to running disparity and selected commands | Yun-Che Wang | 1994-04-19 |