Top Inventors at Hitachi Industry & Control Solutions 2021
| Rank | Name | Patents |
|---|---|---|
| 1 | Koji Hirata | 3 |
| 2 | Kazuomi Kaneko | 2 |
| 3 | Masahiko Yatsu | 2 |
| #4 | Hiroyuki Kajikawa | 1 |
| #5 | Hiroyuki Nakamura | 1 |
| #6 | Hidekazu Ohashi | 1 |
| #7 | Hiroyuki Shinji | 1 |
| #8 | Kazuya Ozawa | 1 |
| #9 | Kazuo Shikita | 1 |
| #10 | Kenichi Katsumata | 1 |
| #11 | Kiyoshi Nasu | 1 |
| #12 | Nobutaka Hotta | 1 |
| #13 | Satoshi Nakayama | 1 |
| #14 | Toshinori Sugiyama | 1 |