Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11178457 | Interactive music creation and playback method and system | Per Gisle Johnsen | 2021-11-16 |
| D859439 | Display screen with a graphical user interface for controlling sound | Per Gisle Johnsen | 2019-09-10 |