Showing 1–6 of 6 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Akio Kasama | Nippon Steel | 1 |
| 1 | Kenshi Hayashi | Unknown | 1 |
| 1 | Kaoru Yamafuji | Unknown | 1 |
| 1 | Kiyoshi Toko | Unknown | 1 |
| 1 | Shinji Nunotani | Kabushiki Kaisha Toshiba | 1 |
| 1 | Toshimi Kuma | Seibu Giken Co. | 1 |