Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Masaki Fukuura | Kuraray Chemical Co. | 3 |
| 2 | Yoichiro Kawabe | Shinagawa Refractories Co. | 2 |
| 3 | Ayako Ariyoshi | — | 1 |
| 3 | Koichiro Kishita | Shinagawa Refractories Co. | 1 |
| 3 | Kashimoto Satoru | Shinagawa Refractories Co. | 1 |
| 3 | Mashuhiro Mitsuyama | — | 1 |