Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Eiichi Izumi | Hitachi | 2 |
| 1 | Takao Kumasaka | Hitachi | 2 |
| 3 | Seiji Shimazaki | Arte | 1 |
| 3 | Hisamichi Inoue | Hitachi | 1 |
| 3 | Katukiyo Sakurai | Seikagaku Kogyo | 1 |
| 3 | Tetsuro Nakagawa | Kabushiki Kaisha Toshiba | 1 |