Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yusaku Arima | Catalysts & Chemicals Industries Co. | 6 |
| 1 | Kazunari Shiraishi | Yaskawa Electric | 6 |
| 3 | Masaaki Fukunaga | Nippon Paper Industries Co. | 5 |
| 3 | Mahito Soeda | Nippon Steel Chemical Co. | 5 |
| #5 | Makoto Kawatoko | Fujitsu Limited | 4 |
| #6 | Teruki Fukumatsu | Kabushiki Kaisha Toshiba | 1 |
| #6 | Tadahisa Hayashi | Fukuoka Prefectural Government | 1 |
| #6 | Michiaki Ikeda | — | 1 |