Top Inventors at G-C Toshi Kogyo All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Akira Hasegawa | 8 |
| 2 | Hiroshi Mori | 3 |
| 3 | Ikuo Ikeda | 3 |
| #4 | Fujio Yamagishi | 2 |
| #5 | Kenji Hiranuma | 2 |
| #6 | Minoru Ai | 2 |
| #7 | Tatsuhiko Takahashi | 2 |
| #8 | Toshio Ito | 2 |
| #9 | Tsugumichi Kawasaki | 2 |
| #10 | Yuji Nakamura | 2 |
| #11 | Hiroyuki Hino | 1 |
| #12 | Jinichi Obana | 1 |
| #13 | Kensuke Yamagata | 1 |
| #14 | Tadaki Kagaya | 1 |
| #15 | Takashi Miwa | 1 |
| #16 | Yasuyuki Sano | 1 |
| #17 | Yoshinobu Tanaka | 1 |