Top Inventors at Nittetsu Mining Co. 1997
Showing 1–3 of 3 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hitoshi Otaka | 1 |
| 1 | Seihou Taniguchi | 1 |
| 1 | Takeshi Hazeyama | 1 |
Showing 1–3 of 3 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hitoshi Otaka | 1 |
| 1 | Seihou Taniguchi | 1 |
| 1 | Takeshi Hazeyama | 1 |