Showing 1–7 of 7 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Kei Shimamoto | Ube Industries | 2 |
| 1 | Masahiro Tsuru | Kobe Steel | 2 |
| 3 | Shinya Katsura | Kobe Steel | 1 |
| 3 | Tsunetake Tsuyoshi | Kobe Steel | 1 |
| 3 | Shingo Shimoaka | Kobe Steel | 1 |
| 3 | Chikao Hashimoto | — | 1 |
| 3 | Kazuya Takita | Seiko Epson | 1 |