Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Toshihiro Sone | Toshiba Tec Kabushiki Kaisha | 13 |
| 2 | Shigeru Inai | Honda Motor Co. | 5 |
| 3 | Yuji Kawashima | Kabushiki Kaisha Toshiba | 4 |
| #4 | Shinya Ishima | Ts Tech Co. | 2 |
| #5 | Kenichi Takebayashi | Keihin | 1 |
| #5 | Takeshi Banba | Honda Motor Co. | 1 |
| #5 | Koichi Terai | Shima Seiki Mfg. | 1 |