Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Hiroshi Sakashita | Sankyo Seiki Seisakusho | 2 |
| 2 | Hisaya Nakagawa | Sankyo Seiki Mfg. Co. | 1 |
| 2 | Toshihiko Okina | Sankyo Seiki Seisakusho | 1 |
| 2 | Eiji Arasaki | Sankyo Seiki Seisakusho | 1 |
| 2 | Yoshihiro Kobayashi | Seiko Epson | 1 |
| 2 | Kouichi Yamamuro | Nhk Spring Co. | 1 |