Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6955241 | Speaker unit for low frequency reproduction | Erik Thorsell, Tetsuya Oishi | 2005-10-18 |
| 6912290 | Speaker unit for low frequency reproduction | Erik Thorsell, Tetsuya Oishi | 2005-06-28 |
| 6868937 | Sub-woofer system for use in vehicle | — | 2005-03-22 |