Top Inventors at Kawai Gakki Seisakusho 2025
Showing 1–4 of 4 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Tsutomu Yamaguchi | 4 |
| 2 | Seiji Okamoto | 1 |
| 2 | Tetsuya Hirano | 1 |
| 2 | Yasushi Terai | 1 |
Showing 1–4 of 4 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Tsutomu Yamaguchi | 4 |
| 2 | Seiji Okamoto | 1 |
| 2 | Tetsuya Hirano | 1 |
| 2 | Yasushi Terai | 1 |