Top Inventors at Ito Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Toshimasa Sakagami | 6 |
| 2 | Nobuo Ogiwara | 5 |
| 3 | Makoto Sasaki | 4 |
| #4 | Atsumi Ohta | 3 |
| #5 | Hiroki Kakuyama | 3 |
| #6 | Mamoru Toriu | 3 |
| #7 | Noboru Tanaka | 3 |
| #8 | Tetsuya Masuda | 3 |
| #9 | Hiroshi Karasuno | 2 |
| #10 | Hisashi Kuroda | 2 |
| #11 | Hirotsugu Sato | 2 |
| #12 | Mitsuru Kitamura | 2 |
| #13 | Naoko Kajimoto | 2 |
| #14 | Takashi Nemoto | 2 |
| #15 | Tsukasa KURAHASHI | 2 |
| #16 | Wataru Orito | 2 |
| #17 | Chiharu Mori | 1 |
| #18 | Daiki Tamashiro | 1 |
| #19 | Daigo YOSHIDA | 1 |
| #20 | Fumio Kondo | 1 |
| #21 | Hisanobu Inada | 1 |
| #22 | Hiroshi Tanikoshi | 1 |
| #23 | Ikuo Onishi | 1 |
| #24 | Katsuhiko Gotoda | 1 |
| #25 | Koji Tsuji | 1 |
| #26 | Kyousuke Kajimoto | 1 |
| #27 | Mayuko KURAHASHI | 1 |
| #28 | Manabu Yoshimura | 1 |
| #29 | Shinji Matsumoto | 1 |
| #30 | Shuhei Ueda | 1 |
| #31 | Susumu Shoji | 1 |
| #32 | Takashi Hisamoto | 1 |
| #33 | Tadayoshi Ito | 1 |
| #34 | Tatsuharu Ito | 1 |
| #35 | Toshio Kishida | 1 |
| #36 | Tsutomu Yamasawa | 1 |
| #37 | Yoshiyuki Horie | 1 |
| #38 | Yoichi Mukai | 1 |
| #39 | Yoshiharu Ootomo | 1 |
| #40 | Youichiro Tani | 1 |
| #41 | Syoji Ino | 1 |