Top Inventors at Roland Dg 2021
| Rank | Name | Patents |
|---|---|---|
| 1 | Yuichi Sugiyama | 3 |
| 2 | Hironobu Suzuki | 2 |
| 3 | Masakazu Igarashi | 2 |
| #4 | Masanori ISHIHARA | 2 |
| #5 | Shinya Yamamoto | 2 |
| #6 | Akifumi Arai | 1 |
| #7 | Akihiro Suzuki | 1 |
| #8 | Arata MUKUNOKI | 1 |
| #9 | Bunji SHINOMIYA | 1 |
| #10 | Chihiro Sakai | 1 |
| #11 | Fumihiro Takahashi | 1 |
| #12 | Ippei TANAKA | 1 |
| #13 | Kei Akiyama | 1 |
| #14 | Ryosuke Kobayashi | 1 |
| #15 | Ryosuke Nonaka | 1 |
| #16 | Ryota Yamada | 1 |
| #17 | Takeshi Tozuka | 1 |
| #18 | Tetsuhiro Kunifuji | 1 |
| #19 | Teppei SAWADA | 1 |
| #20 | Yuta FUJISAWA | 1 |