Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Toshinori Eba | Dowa Mining Co. | 3 |
| 2 | Harou Mori | Yamamoto Seisakusho Co. | 1 |
| 2 | Umetaro Nishizuka | — | 1 |
5 patents · 3 inventors
Ranked #68,584 of 111,555 cities Top 65%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Toshinori Eba | Dowa Mining Co. | 3 |
| 2 | Harou Mori | Yamamoto Seisakusho Co. | 1 |
| 2 | Umetaro Nishizuka | — | 1 |