Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5181248 | Acoustic signal reproducing apparatus | Kiyofumi Inanaga, Hiroyuki Sogawa, Susumu Yabe | 1993-01-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5181248 | Acoustic signal reproducing apparatus | Kiyofumi Inanaga, Hiroyuki Sogawa, Susumu Yabe | 1993-01-19 |