Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5300739 | Cyclically varying an elevator car's assigned group in a system where each group has a separate lobby corridor | — | 1994-04-05 |
| 5286930 | Variable elevator door dwell time based upon time of notification of assigned car | Zuhair S. Bahjat | 1994-02-15 |