Top Inventors at Daifuku Co. 2021
| Rank | Name | Patents |
|---|---|---|
| 1 | Yoshihiko Fujio | 6 |
| 2 | Takeshi Abe | 3 |
| 3 | Yuichi Ueda | 3 |
| #4 | Daisuke Ogawa | 2 |
| #5 | Hidenobu Shinnaka | 2 |
| #6 | Kazuya Arima | 2 |
| #7 | Masashige Iwata | 2 |
| #8 | Takeshi Shin | 2 |
| #9 | Tadahiro Yoshimoto | 2 |
| #10 | Tetsuji Nakae | 2 |
| #11 | Tsubasa Yajima | 2 |
| #12 | Akira Emoto | 1 |
| #13 | Atsushi Kurayama | 1 |
| #14 | Atsushi Minoo | 1 |
| #15 | Daichi Tomida | 1 |
| #16 | Hiroyuki Kitamaki | 1 |
| #17 | Hiroyuki Mori | 1 |
| #18 | Isamu Sasaki | 1 |
| #19 | Kazuharu Yoshinaga | 1 |
| #20 | Keishi Ooishi | 1 |
| #21 | Masami Iwai | 1 |
| #22 | Makoto Kawamoto | 1 |
| #23 | Masaya Miyamoto | 1 |
| #24 | Masahiro Ooe | 1 |
| #25 | Masahiro Sato | 1 |
| #26 | Masaru Yagi | 1 |
| #27 | Natsuo Takagawa | 1 |
| #28 | Norihiro Okatsu | 1 |
| #29 | Noriyuki Wada | 1 |
| #30 | Ryuya Murakami | 1 |
| #31 | Shigeru Sugano | 1 |
| #32 | Takuya Gondoh | 1 |
| #33 | Toshikazu Kato | 1 |
| #34 | Tooru Siraisi | 1 |
| #35 | Tomohiko Tsuji | 1 |
| #36 | Yoshinari Wada | 1 |
| #37 | Yusuke Morimoto | 1 |
| #38 | Yuso Ogawa | 1 |