Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7974424 | Speaker array system | Koji Kushida | 2011-07-05 |
TY
Takashi Yamakawa
Overall (2011): #150,788 of 364,097Top 45%
1
Patents 2011