Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7954606 | Elevator system control responsive to hoistway access detection | Helio Tinone, Nora E. LaFreniere | 2011-06-07 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7954606 | Elevator system control responsive to hoistway access detection | Helio Tinone, Nora E. LaFreniere | 2011-06-07 |