Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6552251 | Actuating device easily assembled and keyboard musical instrument equipped therewith | Shigeru Muramatsu | 2003-04-22 |
SO
Syuzo Okabe
Overall (2003): #111,499 of 273,478Top 45%
1
Patents 2003