Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6792122 | Acoustic device | Haruo Okada, Shunichi Takahashi, Takashi Ohyaba, Tohru Nagatani | 2004-09-14 |
KH
Katsutoki Hanayama
Overall (2004): #182,722 of 270,089Top 70%
1
Patents 2004