Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D927444 | Intercommunication device/telecom | Rostislav Balcarek | 2021-08-10 |
| D927445 | Intercommunication device/telecom | Rostislav Balcarek | 2021-08-10 |
| D926719 | Intercommunication device/telecom | Rostislav Balcarek | 2021-08-03 |