Top Inventors at Jgc Japan All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Naoki Tahara | 3 |
| 2 | Takeshi Kojima | 3 |
| 3 | Masahiro Kawano | 2 |
| #4 | Takeshi Kobayashi | 2 |
| #5 | Hisayuki Kanamori | 1 |
| #6 | Hideaki Togashi | 1 |
| #7 | Kiminori Takahashi | 1 |
| #8 | Makoto Sato | 1 |
| #9 | Megumi Tazawa | 1 |
| #10 | Natsumi Yamada | 1 |
| #11 | Shuichi Oguro | 1 |
| #12 | Wataru Hayasaka | 1 |
| #13 | Yasubumi Kato | 1 |
| #14 | YiMeng XU | 1 |
| #15 | Yoshikazu Kato | 1 |