Showing 1–10 of 10 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kenji Yonezawa | Toyama Chemical Co. | 3 |
| 2 | Noboru Iwakami | Toyama Chemical Co. | 2 |
| 3 | Koichi Wada | Fuji Yakuhin Kogyo Kabushiki Kaisha | 1 |
| 3 | Nobuhiro Take | Daiichi Pharmaceutical Co. | 1 |
| 3 | Kazuo Yoshioka | Mitsubishi Electric | 1 |
| 3 | Keiji Sakamoto | Daiichi Fine Chemical Co. | 1 |
| 3 | Yoichi Taniguchi | Toyama Chemical Co. | 1 |
| 3 | Hidenori Ueno | Hitachi | 1 |
| 3 | Yurika Kadoi | Canon | 1 |
| 3 | Shunsuke Yamanaka | Zeon | 1 |