Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6808049 | Optimal parking of free cars in elevator group control | Matthew Brand | 2004-10-26 |
| 6672431 | Method and system for controlling an elevator system | Matthew Brand | 2004-01-06 |