Showing 1–11 of 11 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Keizaburo Ohtaki | Honda Motor Co. | 8 |
| 1 | Makoto Kaneda | Kyowa Electric And Chemical Co. | 8 |
| 1 | Takusige Katura | Hitachi | 8 |
| #4 | Kazuo Kamagata | Shikoku Chemicals | 5 |
| #5 | Teruo Kohhashi | Hitachi | 1 |
| #5 | Bunzo Sekiguchi | — | 1 |
| #5 | Tetsuo Tsuboi | Adeka Argus Chemical Co. | 1 |
| #5 | James Bruce Hampton Findlay | — | 1 |
| #5 | Tomohiro Hashizume | Hitachi | 1 |
| #5 | Carolyn Jean Hammond | — | 1 |
| #5 | Kenneth John Rockley | — | 1 |