Showing 1–11 of 11 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiroshi Kushitani | Sumitomo Electric Industries | 5 |
| 2 | Yasushi Ochi | Bld Oriental Co. | 2 |
| 3 | Yoshimi Akasaka | Fuji Oil Holdings | 1 |
| 3 | Mihoko Inaba | Fuji Oil Holdings | 1 |
| 3 | Satoko Nakajima | Fuji Oil Holdings | 1 |
| 3 | Yasuhumi Kanada | Fuji Oil Holdings | 1 |
| 3 | Akihiko Ibata | Sumitomo Electric Industries | 1 |
| 3 | Mitsuo Ezaki | Fuji Oil Holdings | 1 |
| 3 | Fumiko Shiota | Fuji Oil Holdings | 1 |
| 3 | Kurimoto Mitsuyoshi | Fuji Oil Holdings | 1 |
| 3 | Kazuhiro Nakano | Alps Electric Co. | 1 |