Top Inventors at Furukawa Rock Drill Co. 2021
Showing 1–3 of 3 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Masahiro Koizumi | 4 |
| 2 | Toshio Matsuda | 3 |
| 3 | Tsutomu Kaneko | 1 |
Showing 1–3 of 3 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Masahiro Koizumi | 4 |
| 2 | Toshio Matsuda | 3 |
| 3 | Tsutomu Kaneko | 1 |