Top Inventors at Piolax 2021
| Rank | Name | Patents |
|---|---|---|
| 1 | Kenta Mihara | 2 |
| 2 | Hisashi Nakasone | 1 |
| 3 | Kenichi Makino | 1 |
| #4 | Noboru Niikura | 1 |
| #5 | Satoshi Yoshita | 1 |
| #6 | Takashi Kimura | 1 |
| #7 | Takayuki Shindo | 1 |
| #8 | Toshihiro Kimura | 1 |
| #9 | Tsutomu Kato | 1 |
| #10 | Yasutaka Uematsu | 1 |
| #11 | Yasuo Yoshikawa | 1 |