Top Inventors at Ohtake Root Kogyo Co. All Time
Showing 1–3 of 3 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Yoshitake Ota | 9 |
| 2 | Hiroshi Takahashi | 4 |
| 3 | Hirofumi Oikawa | 1 |
Showing 1–3 of 3 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Yoshitake Ota | 9 |
| 2 | Hiroshi Takahashi | 4 |
| 3 | Hirofumi Oikawa | 1 |