Top Inventors at Heiwa Seiki Kogyo Co. All Time
Showing 1–4 of 4 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Masao Ishikawa | 5 |
| 1 | Minoru Yamaguchi | 5 |
| 3 | Nobuyuki HIDA | 3 |
| #4 | Isao Yamaguchi | 1 |
Showing 1–4 of 4 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Masao Ishikawa | 5 |
| 1 | Minoru Yamaguchi | 5 |
| 3 | Nobuyuki HIDA | 3 |
| #4 | Isao Yamaguchi | 1 |