Top Inventors at Ishihara Sangyo Kaisha 1997
Showing 1–12 of 12 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Mitsuru Watanabe | 2 |
| 2 | Arata Koyama | 1 |
| 2 | Chitoshi Mukai | 1 |
| 2 | Hitoshi Ando | 1 |
| 2 | Kiyoshi Asano | 1 |
| 2 | Kouichi Tamura | 1 |
| 2 | Masatsuyo Maruo | 1 |
| 2 | Masamitsu Matsumoto | 1 |
| 2 | Nobusuke Takumi | 1 |
| 2 | Sadao Murasawa | 1 |
| 2 | Shigeru Takatori | 1 |
| 2 | Tokuo Suita | 1 |