Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kazumi Kitsukawa | Adeka Argus Chemical Co. | 3 |
| 2 | Shoji Asano | Kuraray Co. | 1 |
| 2 | Masafumi Tanaka | Ricoh Company | 1 |
| 2 | Taketoshi Kinoshita | Nippon Chemiphar Co. | 1 |
| 2 | Susumu Miyabayashi | Tdk Electronics Ag | 1 |
| 2 | Kazuki Okai | Nippon Chemiphar Co. | 1 |