Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Tsuyoshi Tokiwa | Sumitomo Electric Industries | 2 |
| 2 | Kiyohiro Tarumi | Nippon Steel Hardfacing | 1 |
| 2 | Masaharu Miyahara | Sumitomo Electric Industries | 1 |
4 patents · 3 inventors
Ranked #10,539 of 30,730 cities Top 35%
Showing 1–3 of 3 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Tsuyoshi Tokiwa | Sumitomo Electric Industries | 2 |
| 2 | Kiyohiro Tarumi | Nippon Steel Hardfacing | 1 |
| 2 | Masaharu Miyahara | Sumitomo Electric Industries | 1 |