Top Inventors at Tokin 2021
| Rank | Name | Patents |
|---|---|---|
| 1 | Toshiaki Oka | 2 |
| 2 | Akihisa Inoue | 1 |
| 3 | Akiri URATA | 1 |
| #4 | Atsushi Naito | 1 |
| #5 | Daiki MIWA | 1 |
| #6 | Hiroyuki Matsumoto | 1 |
| #7 | Honoka Asano | 1 |
| #8 | Kazuhiro Shiraishi | 1 |
| #9 | Kenji Araki | 1 |
| #10 | Kenichi Chatani | 1 |
| #11 | Keiji Yashiro | 1 |
| #12 | Koki Harada | 1 |
| #13 | Masami Ishijima | 1 |
| #14 | Makoto Kaneko | 1 |
| #15 | Masahiro Saito | 1 |
| #16 | Masanori Takahashi | 1 |
| #17 | Michitaka Itaya | 1 |
| #18 | Mizue Narita | 1 |
| #19 | Naoharu Yamamoto | 1 |
| #20 | Satoshi Iwai | 1 |
| #21 | Shigemi Fujiwara | 1 |
| #22 | Shu Sato | 1 |
| #23 | Shigeyoshi Yoshida | 1 |
| #24 | Takanori Aizawa | 1 |
| #25 | Takeshi Harasawa | 1 |
| #26 | Takuma Terui | 1 |
| #27 | Teruhiko Fujiwara | 1 |
| #28 | Yasuhisa Sugawara | 1 |
| #29 | Yasunobu Yamada | 1 |
| #30 | Yusuke Hoshina | 1 |
| #31 | Yuta Nakano | 1 |
| #32 | Yukiyasu Yamauchi | 1 |