Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Makoto Sato | Nipro | 3 |
| 1 | Takeshi Imanishi | — | 3 |
| 3 | Hiroyuki Ohba | Kureha Chemical Industry Co. | 1 |
| 3 | Tetsuya Shimomura | Hitachi | 1 |
| 3 | Jiro Nakatani | Toray Fine Chemicals Co. | 1 |
| 3 | Seiji Nishide | Mitsubishi Electric | 1 |
| 3 | Koichi Takada | Toray Industries | 1 |
| 3 | Yuji Ozeki | Mitsubishi Petrochemical Company Limited | 1 |