Showing 1–11 of 11 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Eiichi Yamamoto | Okamoto Machine Tool Works | 3 |
| 1 | Saori Mizuno | Mazda Motor | 3 |
| 3 | Seiji Miura | Hitachi | 2 |
| #4 | Masanori Takasaki | Mazda Motor | 1 |
| #4 | Motoharu Hirata | Mazda Motor | 1 |
| #4 | Kazumi Okamura | Mazda Motor | 1 |
| #4 | Tomoji Izumi | Mazda Motor | 1 |
| #4 | Yasuhiro Morita | Toyota | 1 |
| #4 | Masatoshi Seto | Mazda Motor | 1 |
| #4 | Tomohiro Eiju | Mazda Motor | 1 |
| #4 | Fumitaka Andou | Mazda Motor | 1 |