Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4846311 | "Optimized ""up-peak"" elevator channeling system with predicted traffic volume equalized sector assignments" | — | 1989-07-11 |
| 4838384 | Queue based elevator dispatching system using peak period traffic prediction | — | 1989-06-13 |
| 4804069 | Contiguous floor channeling elevator dispatching | Joseph Bittar | 1989-02-14 |