Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4858510 | Resonant musical instruments | Isao Shimoda, Junji Fujii | 1989-08-22 |
MY
Mitsugu Yaguchi
Overall (1989): #74,856 of 140,708Top 55%
1
Patents 1989