Showing 1–12 of 12 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Masafumi Tanaka | Ricoh Company | 2 |
| 1 | Tetsuhisa Kawamoto | Aiwa | 2 |
| 1 | Shoji Asano | Kuraray Co. | 2 |
| 1 | Tsuyoshi Aoyama | Obayashi | 2 |
| #5 | Masaaki Yamaji | Canon | 1 |
| #5 | Motonori Suzuki | World Chemical Co. | 1 |
| #5 | Koichi Hashimoto | Nippon Chemiphar Co. | 1 |
| #5 | Akihiko Hanaoka | Hitachi Medical | 1 |
| #5 | Tetsuo Kanke | — | 1 |
| #5 | Terumasa Moriga | Nippon Chemiphar Co. | 1 |
| #5 | Toshiro Kamishiro | Nippon Chemiphar Co. | 1 |
| #5 | Etsuko Minezaki | Somar | 1 |