Top Inventors at Toyo System Co. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Hideki Shoji | 19 |
| 2 | Ichiro Munakata | 7 |
| 3 | Ichirou Munakata | 2 |
| #4 | Katsunari Matsumoto | 2 |
| #5 | Masahiro Shoji | 2 |
| #6 | Misaki Shimoyamada | 2 |
| #7 | Ryo Ishigami | 2 |
| #8 | Satoshi Tanno | 2 |
| #9 | Shuntaro Igari | 2 |
| #10 | Takanori Anrui | 2 |
| #11 | Toshiaki Kanari | 2 |
| #12 | Yutaka Tomizawa | 2 |
| #13 | Hiroshi Fukushima | 1 |
| #14 | Mikizo Kasamatsu | 1 |
| #15 | Seiji Kawaberi | 1 |
| #16 | Shuji Hayashibe | 1 |
| #17 | Shigeki Nakajima | 1 |