Top Inventors at Primetals Technologies Japan 2021
| Rank | Name | Patents |
|---|---|---|
| 1 | Akihiro Satou | 1 |
| 2 | Fumihisa Shimaya | 1 |
| 3 | Hideaki Suemori | 1 |
| #4 | Katsumi Fujii | 1 |
| #5 | Koichi Nakamura | 1 |
| #6 | Kosei Tsuji | 1 |
| #7 | Mitsuru Onose | 1 |
| #8 | Michimasa Takagi | 1 |
| #9 | Ryusuke Nakatsuka | 1 |
| #10 | Satoshi Hirano | 1 |
| #11 | Shinichi Kaga | 1 |