Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Taihei Yugawa | Sumitomo Electric Industries | 14 |
| 2 | Hiroshi Yonetani | Kuroda Seiko Co. | 5 |
| 3 | Toshiyuki Kajimura | Sumitomo Electric Industries | 3 |
| #4 | Yaautaka Okada | Mitsubishi Mining | 1 |
23 patents · 4 inventors
Ranked #36,395 of 111,555 cities Top 35%
Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Taihei Yugawa | Sumitomo Electric Industries | 14 |
| 2 | Hiroshi Yonetani | Kuroda Seiko Co. | 5 |
| 3 | Toshiyuki Kajimura | Sumitomo Electric Industries | 3 |
| #4 | Yaautaka Okada | Mitsubishi Mining | 1 |