Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Motonobu Minagawa | Adeka Argus Chemical Co. | 5 |
| 2 | Seiichi Hirai | Hitachi Kokusai Electric | 1 |
| 2 | Makoto Wakabayashi | Idemitsu Petrochemical Co. | 1 |
| 2 | Fujio Tanaka | Kokusai Denshin Denwa Co. | 1 |
| 2 | Toshifumi Shirakawa | Soda Aromatic Co. | 1 |
| 2 | Motonubu Minagawa | Adeka Argus Chemical Co. | 1 |