Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8045746 | Speaker device | Kazuki Yuze, Hiroyuki Kobayashi, Shinichi Hayasaka | 2011-10-25 |
| 8023680 | Mounting bracket and speaker unit | Shinichi Hayasaka, Hiroyuki Kobayashi | 2011-09-20 |