Top Inventors at Topre All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Hikoshiro Suzuki | 4 |
| 2 | Keiji Kamata | 4 |
| 3 | Hiroshi Hasegawa | 3 |
| #4 | Yutaka Fukushi | 3 |
| #5 | Katsumi Ooshima | 2 |
| #6 | Masanori Kobayashi | 2 |
| #7 | Mikio Takada | 2 |
| #8 | Naoya Yuasa | 2 |
| #9 | Takao Nagashima | 2 |
| #10 | Takatoshi Sato | 2 |
| #11 | Takao Takahashi | 2 |
| #12 | Yoshihiko Hagiwara | 2 |
| #13 | Yuichi Toyosawa | 2 |
| #14 | Daiki Mitsumori | 1 |
| #15 | Hiroshi Chiba | 1 |
| #16 | Hiroaki Takishima | 1 |
| #17 | Isamu Ichikawa | 1 |
| #18 | Kazufumi Enomoto | 1 |
| #19 | Kazuya Henmi | 1 |
| #20 | Kenki Enomoto | 1 |
| #21 | Mamoru Asano | 1 |
| #22 | Masaya Fujimoto | 1 |
| #23 | Motoshi Takahashi | 1 |
| #24 | Noriyuki Isoda | 1 |
| #25 | Satoshi Fujimoto | 1 |
| #26 | Shu Kato | 1 |
| #27 | Shigeki Minezaki | 1 |
| #28 | Toshio Nishizawa | 1 |
| #29 | Yasuharu Hashimoto | 1 |
| #30 | Yasuhiro Iijima | 1 |
| #31 | Yuji Okamoto | 1 |
| #32 | Yusuke Tezuka | 1 |
| #33 | Osamu Nonomura | 1 |
| #34 | Yasunobu Maegaki | 1 |
| #35 | Kuniaki Mithuhira | 1 |