Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Akira Tomiyama | Kotobuki Seiyaku Co. | 1 |
| 1 | Tsuyoshi Tomiyama | Kotobuki Seiyaku Co. | 1 |
| 1 | Atsuo Matsui | Nissei Plastic Industrial Co. | 1 |
| 1 | Teruo Miyazawa | Fuji Chemical Industry Co. | 1 |
| 1 | Kazuki Miyairi | Nissei Plastic Industrial Co. | 1 |