Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12190717 | Auditory guidance method and system | Tron Vedul Tronstad | 2025-01-07 |
| 11218825 | Sound system for tunnels, corridors and other long and narrow confined spaces | Terje Floor Heggeland | 2022-01-04 |
| 11193629 | Bracket assembly | — | 2021-12-07 |