Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357064 | Elevator hall call cross-cancellation device | Robert C. Boyce, David M. Hughes, Bertram F. Kupersmith, Paul A. Stranieri | 1994-10-18 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357064 | Elevator hall call cross-cancellation device | Robert C. Boyce, David M. Hughes, Bertram F. Kupersmith, Paul A. Stranieri | 1994-10-18 |