Top Inventors at Koha Co. 2021
| Rank | Name | Patents |
|---|---|---|
| 1 | Akira Ito | 1 |
| 2 | Daisuke Inomata | 1 |
| 3 | Hiroaki Sano | 1 |
| #4 | Hiroyuki Sawano | 1 |
| #5 | Kazuyuki Iizuka | 1 |
| #6 | Kentaro Tone | 1 |
| #7 | Mikihiko Uwani | 1 |
| Rank | Name | Patents |
|---|---|---|
| 1 | Akira Ito | 1 |
| 2 | Daisuke Inomata | 1 |
| 3 | Hiroaki Sano | 1 |
| #4 | Hiroyuki Sawano | 1 |
| #5 | Kazuyuki Iizuka | 1 |
| #6 | Kentaro Tone | 1 |
| #7 | Mikihiko Uwani | 1 |