Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11114071 | Percussion instrument | Ryuji Hashimoto, Banri Abe | 2021-09-07 |
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Noritaka Nagai
Overall (2021): #314,307 of 548,734Top 60%
1
Patents 2021