Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9131308 | Passive audio ear filters with multiple filter elements | Noah Kraft, Dan Wiggins, Jonathan Oswaks, Nils Jacob Palmborg | 2015-09-08 |
| 9087506 | Passive acoustical filters incorporating inserts that reduce the speed of sound | Noah Kraft, Dan Wiggins, Jonathan Oswaks, Nils Jacob Palmborg | 2015-07-21 |
| D733102 | Ear bud | Nils Jacob Palmborg, Noah Kraft | 2015-06-30 |
| D725082 | Ear bud | Nils Jacob Palmborg, Noah Kraft | 2015-03-24 |