Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11210880 | Access control system having radio authentication and password recognition | — | 2021-12-28 |
| 10984622 | Access control system with feedback to portable electronic device | John Mizon, Serhiy Serbin | 2021-04-20 |
| 10934132 | Lift system with predictive call production | Paul Friedli | 2021-03-02 |