Top Inventors at Harumoto Iron Works Co. All Time
Showing 1–4 of 4 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hiroo Kishida | 3 |
| 1 | Hirofumi Takenaka | 3 |
| 3 | Hisashi Daiguji | 2 |
| #4 | Ikuo Tanaka | 1 |
Showing 1–4 of 4 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hiroo Kishida | 3 |
| 1 | Hirofumi Takenaka | 3 |
| 3 | Hisashi Daiguji | 2 |
| #4 | Ikuo Tanaka | 1 |