Top Inventors at Ikari All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Toshishige Kurosawa | 3 |
| 2 | Fumio Nakaya | 1 |
| 3 | Hiroshi Sato | 1 |
| #4 | Hiroyuki Takashima | 1 |
| #5 | Kazuki Yasutomi | 1 |
| #6 | Koichiro Kikuchi | 1 |
| #7 | Kousaku Okamura | 1 |
| #8 | Masao Nitta | 1 |
| #9 | Masao Shimada | 1 |
| #10 | Mitsuo Okada | 1 |
| #11 | Mutsumi Tanaka | 1 |
| #12 | Ryoji Ohgake | 1 |
| #13 | Satoru Ishizaka | 1 |
| #14 | Seiji Oda | 1 |
| #15 | She Rin | 1 |
| #16 | Takanobu Ishiwatari | 1 |
| #17 | Takashi Kurosawa | 1 |
| #18 | Toshihiko Oguchi | 1 |
| #19 | Yoshiyuki Ogawa | 1 |
| #20 | Yosuke Watanabe | 1 |
| #21 | Yuji Kawakami | 1 |
| #22 | Niro Takemasa | 1 |
| #23 | Satoru Ishisaka | 1 |