Showing 1–8 of 8 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Fumikazu Kiya | Thermovonics Co. | 7 |
| 2 | Kazuhiro Miyagi | The Japan Steel Works | 4 |
| 2 | Hirofusa Tezuka | Technova | 4 |
| #4 | Ryutaro Itaya | Agency Of Industrial Science And Technology | 2 |
| #4 | Fumio Hisano | Thermovonics Co. | 2 |
| #6 | Tadao Kenjyo | Muroran Institute Of Technology | 1 |
| #6 | Tsuneo Ohkuma | Agency Of Industrial Science And Technology | 1 |
| #6 | Hirohusa Tezuka | Thermovonics Co. | 1 |