Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9909472 | Engine system with turbulence assisted damping of low frequency sound | Elise Nielsen | 2018-03-06 |
| 6629580 | Perforated end pipe of silencer unit | Ulf Nilsson, Per-Ola Petersson | 2003-10-07 |