Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5625176 | Crowd service enhancements with multi-deck elevators | Anne R. Davis, Jannah A. Stanley | 1997-04-29 |
| 5594219 | Elevator position apparatus | Sanjay Kamani, Christopher H. Koenig | 1997-01-14 |