Top Inventors at Sintobrator 1989
Showing 1–4 of 4 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hiroshi Hagiwara | 2 |
| 1 | Ichizo Kakumu | 2 |
| 3 | Takeo Ishida | 1 |
| 3 | Takao Ishida | 1 |
Showing 1–4 of 4 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hiroshi Hagiwara | 2 |
| 1 | Ichizo Kakumu | 2 |
| 3 | Takeo Ishida | 1 |
| 3 | Takao Ishida | 1 |