Top Inventors at Hochiki 2021
| Rank | Name | Patents |
|---|---|---|
| 1 | Tomohiko Shimadzu | 2 |
| 2 | Akira Ishida | 1 |
| 3 | Isao Saeki | 1 |
| #4 | Keisuke Washizu | 1 |
| #5 | Manabu Dohi | 1 |
| #6 | Shigeru Kaneko | 1 |
| #7 | Takehiro Ono | 1 |
| #8 | Tetsuo Yoshida | 1 |
| #9 | Tomohiko Shimazu | 1 |
| #10 | Toshihide Tsuji | 1 |
| #11 | Yasuharu Fujiwara | 1 |
| #12 | Yoshihiro Matsuda | 1 |