Showing 1–5 of 5 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kiyoshi Kitai | Seiko Koki Kabushiki Kaisha | 5 |
| 2 | Masao Teraoka | Tochigi Fuji Sangyo | 2 |
| 3 | Eiji Itoi | Asahi Glass Co. | 1 |
| 3 | Masuo Ogihara | Seiko Koki Kabushiki Kaisha | 1 |
| 3 | Yoiti Wakabayashi | Hitachi | 1 |