Top Inventors at Tonen Sekiyukagaku Kabushiki Kaisha 1989
Showing 1–14 of 14 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Kiyoharu Nagayoshi | 2 |
| 1 | Akio Nagayoshi | 2 |
| 3 | Yoshihisa Matsushima | 1 |
| 3 | Unkichi Yoshida | 1 |
| 3 | Kiyotada Narukawa | 1 |
| 3 | Masakichi Shimada | 1 |
| 3 | Noboru Yamamoto | 1 |
| 3 | Seiji Kagawa | 1 |
| 3 | Shinichi Ichikawa | 1 |
| 3 | Tamotsu Matsubara | 1 |
| 3 | Taizo Yamaguchi | 1 |
| 3 | Fumio Kato | 1 |
| 3 | Hisatake Hashimoto | 1 |
| 3 | Hiroyuki Wakabayashi | 1 |