Showing 1–9 of 9 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Yoshimi Sejimo | Walbro Far East | 7 |
| 2 | Hisashi Ishikawa | Canon | 3 |
| 3 | Fumihiro Sato | Dowa Mining Co. | 2 |
| 3 | Kazuteru Yokose | Hoffmann-La Roche | 2 |
| #5 | Ryo Horiuchi | Ishikawajima-Harima Jukogyo | 1 |
| #5 | Tomoyoshi Nakajima | Asama Chemical Co. | 1 |
| #5 | Taizo Okada | Sato Pharmaceutical Co. | 1 |
| #5 | Akitoshi Shirasaka | Shinto Paint Co. | 1 |
| #5 | Katsumi Hiwatashi | — | 1 |