Top Inventors at Toho Gas Co. 2025
Showing 1–5 of 5 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hiroshi Machida | 1 |
| 1 | Hiroshi Yamashita | 1 |
| 1 | Koyo Norinaga | 1 |
| 1 | Tsuyoshi Yamaguchi | 1 |
| 1 | Yoshito Umeda | 1 |
Showing 1–5 of 5 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hiroshi Machida | 1 |
| 1 | Hiroshi Yamashita | 1 |
| 1 | Koyo Norinaga | 1 |
| 1 | Tsuyoshi Yamaguchi | 1 |
| 1 | Yoshito Umeda | 1 |