Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703557 | Noise absorbing device | Takayuki Osada, Fumishiro Tsuda, Norio Saito, Yoshio Wagatsuma, Hitoshi Moriya | 1997-12-30 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703557 | Noise absorbing device | Takayuki Osada, Fumishiro Tsuda, Norio Saito, Yoshio Wagatsuma, Hitoshi Moriya | 1997-12-30 |