Top Inventors at Ma Aluminum All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Michihide Yoshino | 4 |
| 2 | Hideyuki Miyake | 3 |
| 3 | Shohei IWAO | 3 |
| #4 | Masakazu Edo | 2 |
| #5 | Takashi Suzuki | 2 |
| #6 | Yoshiki Mori | 2 |
| #7 | Cui Qi | 1 |
| #8 | Hajime Chiba | 1 |
| #9 | Masaya Katsumata | 1 |
| #10 | Masayuki Nakamoto | 1 |
| #11 | Shun Maruno | 1 |
| #12 | Takuya Okawa | 1 |
| #13 | Toshihiro Harata | 1 |
| #14 | Yasunori Hyogo | 1 |
| #15 | Yusuke Nakaura | 1 |