Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yukio Morino | Seiko Koki Kabushiki Kaisha | 10 |
| 2 | Keiji Imai | Kawasaki | 8 |
| 3 | Susumu Homma | Homma Science | 4 |
| 3 | Hisao Hiroi | Homma Science | 4 |
| #5 | Akio Simizu | Honda Motor Co. | 2 |
| #6 | Yoshiji Murayama | — | 1 |
| #6 | Yoshihisa Hori | Ea Pharma Co. | 1 |
| #6 | Fumio Takhashi | Nippon Kogaku K.K. | 1 |
| #6 | Hide Kobayashi | — | 1 |