Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Michiaki Maruyama | Nippon Soda Co. | 2 |
| 2 | Noriaki Takeya | Daicel | 1 |
| 2 | Satoru Nose | Daicel Chemical Industries | 1 |
| 2 | Toshiharu Minoda | Daicel | 1 |
| 2 | Yasuyuki Aiura | Nippon Soda Co. | 1 |
| 2 | Isamu Ikeda | Daicel | 1 |