Top Inventors at Hosiden 2021
| Rank | Name | Patents |
|---|---|---|
| 1 | Takao Asano | 2 |
| 2 | Atsuro Takeshita | 1 |
| 3 | Daisuke Kusuda | 1 |
| #4 | Daisuke Sasaki | 1 |
| #5 | Hayato Kondo | 1 |
| #6 | Kota Onoyama | 1 |
| #7 | Kosuke Sasada | 1 |
| #8 | Masayuki Ikehara | 1 |
| #9 | Naoki Shiga | 1 |
| #10 | Satofumi Nagaoka | 1 |
| #11 | Shushin Noda | 1 |
| #12 | Takeshi Isoda | 1 |
| #13 | Tadahiro Kuroda | 1 |
| #14 | Yuta Iwamoto | 1 |