Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10789915 | Acoustic string instrument, and methods for manufacturing and repairing same | Kazuki SOGA, Toshihisa Yamazaki, Akio Matsushima, Hiroshi Nakaya | 2020-09-29 |
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Yoshiro Yamauchi
Overall (2020): #209,890 of 565,922Top 40%
1
Patents 2020