Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Katsutoshi Izumi | Hosiden | 2 |
| 2 | Nobuyuki Kaga | Cci Holdings | 1 |
| 2 | Kinji Tsukahara | Aisin Seiki Kabushiki Kaisha | 1 |
| 2 | Eiji Ogi | Feather Safety Razor Co. | 1 |
| 2 | Yoshihiro Murai | Meidensha | 1 |
| 2 | Hiroyuki Nakasuka | Kai R&D Center Co. | 1 |
| 2 | Toyotoshi Kurose | Kawasaki | 1 |