Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiroaki Kubota | Kabushiki Kaisha Toshiba | 2 |
| 1 | Hirotoshi Ishii | Idemitsu Kosan Co. | 2 |
| 3 | Takashi Morohoshi | Nippon Steel | 1 |
| 3 | Satoko Fujiyama | Mitsui Chemicals | 1 |
| 3 | Koichi Toyosaki | Furukawa Electric Co. | 1 |
| 3 | Tetsuya Saitou | Tokyo Electron Limited | 1 |