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, Yoshiro Yamauchi, Akio Matsushima, Hiroshi Nakaya | 2020-09-29 |
TY
Toshihisa Yamazaki
Overall (2020): #239,016 of 565,922Top 45%
1
Patents 2020