Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1092605 | Set of sound holes for stringed instrument | Hiroyuki Mizutani | 2025-09-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1092605 | Set of sound holes for stringed instrument | Hiroyuki Mizutani | 2025-09-09 |