Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6792122 | Acoustic device | Haruo Okada, Shunichi Takahashi, Takashi Ohyaba, Katsutoki Hanayama | 2004-09-14 |
TN
Tohru Nagatani
Overall (All Time): #3,490,260 of 4,157,543Top 85%
1
Patents All Time