Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8045746 | Speaker device | Koji Takayama, Kazuki Yuze, Hiroyuki Kobayashi | 2011-10-25 |
| 8023680 | Mounting bracket and speaker unit | Hiroyuki Kobayashi, Koji Takayama | 2011-09-20 |
SH
Shinichi Hayasaka
Tohoku Pioneer: 2 patents #4 of 49Top 9%
Overall (2011): #67,792 of 364,097Top 20%
2
Patents 2011