Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668356 | Elevator dispatching employing hall call assignments based on fuzzy response time logic | Bruce A. Powell, David J. Sirag, Jr. | 1997-09-16 |
| 5625176 | Crowd service enhancements with multi-deck elevators | Anne R. Davis, Daniel S. Williams | 1997-04-29 |