Top Inventors at Kumagaya Seimitsu Co. All Time
Showing 1–9 of 9 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Kinji Kawashima | 2 |
| 1 | Shuuichi Shikama | 2 |
| 1 | Toshiharu Yagi | 2 |
| #4 | Hiroshi Ito | 1 |
| #4 | Hitoshi Yokomizo | 1 |
| #4 | Jyunichi Kawashima | 1 |
| #4 | Tetsuya Haruyama | 1 |
| #4 | Yoshihisa Takahashi | 1 |
| #4 | Nobuyoshi Amao | 1 |