Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686679 | Percussion instrument with tone bars for exactly generating tones on a scale | Minoru Nakano | 1997-11-11 |
HO
Hiroaki Ohmuro
Overall (1997): #140,978 of 185,788Top 80%
1
Patents 1997