Showing 1–4 of 4 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hideki Yokoyama | Sumitomo Seika Chemicals Co. | 4 |
| 2 | Hiroshi Nakamura | Kabushiki Kaisha Toshiba | 2 |
| 2 | Takeshi Sato | Kabushiki Kaisha Toshiba | 2 |
| #4 | Mitsuhiro Fujimoto | Fuji Polymer Industries Co. | 1 |