Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6804361 | Sound signal playback machine and method thereof | Hiroyuki Hamada | 2004-10-12 |
SH
Shintaro Hosoi
Overall (2004): #117,077 of 270,089Top 45%
1
Patents 2004