Top Inventors at Tanaka Chemical 2021
| Rank | Name | Patents |
|---|---|---|
| 1 | Hiroyuki Kurita | 4 |
| 2 | Jun-ichi Kageura | 3 |
| 3 | Kimiyasu NAKAO | 2 |
| #4 | Ryota KOBAYASHI | 2 |
| #5 | Yuichiro Imanari | 2 |
| #6 | Daisuke Yamashita | 1 |
| #7 | Kayo Matsumoto | 1 |
| #8 | Keita Murakami | 1 |
| #9 | Kenji Takamori | 1 |
| #10 | Takashi Arimura | 1 |
| #11 | Takaaki MASUKAWA | 1 |
| #12 | Yoshiaki Honda | 1 |
| #13 | Yusuke MAEDA | 1 |