Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7336794 | High efficiency driver for miniature loudspeakers | Claus Erdmann Fürst, Lars Stenberg, Jens Kristian Poulsen | 2008-02-26 |
| D477874 | Electronic stethoscope | George Sommerfeld, Sven Erik Poulsen | 2003-07-29 |
| D477405 | Electronic stethoscope chestpiece | George Sommerfeld, Sven Erik Poulsen | 2003-07-15 |