Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7864977 | Voice coil assembly and loudspeaker using the same | Koichi Sadaie, Hiroyasu Kumo | 2011-01-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7864977 | Voice coil assembly and loudspeaker using the same | Koichi Sadaie, Hiroyasu Kumo | 2011-01-04 |