Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Tetsuya Saitou | Tokyo Electron Limited | 3 |
| 1 | Tetsutaro Sato | — | 3 |
| 3 | Tomoaki Matsugi | Mitsui Chemicals | 2 |
| 3 | Takashi Morohoshi | Nippon Steel | 2 |
| #5 | Hirotoshi Ishii | Idemitsu Kosan Co. | 1 |
| #5 | Akihisa Otsuki | Nippon Steel Chemical | 1 |
| #5 | Shunsuke Aizawa | Tokyo Kikai Seisakusho | 1 |
| #5 | Daisuke Shibata | Honda Motor Co. | 1 |