Top Inventors at Sanjo Machine Works All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Satoru Aida | 3 |
| 2 | Fumihiko Hattori | 2 |
| 3 | Hiroyuki Kariya | 2 |
| #4 | Kazushi Goi | 2 |
| #5 | Ryo Kurosawa | 2 |
| #6 | Takahiro Sekine | 2 |
| #7 | Hideo Soyama | 1 |
| #8 | Kinshiro Hoshino | 1 |
| #9 | Masashi Yokoyama | 1 |
| #10 | Mitsuaki Kawabata | 1 |
| #11 | Shinya Kato | 1 |
| #12 | Shuichi Ono | 1 |
| #13 | Tadao Etani | 1 |
| #14 | Takanori Kume | 1 |
| #15 | Takayuki Yamaguchi | 1 |
| #16 | Tomio Higuchi | 1 |
| #17 | Yoshiyuki Muto | 1 |
| #18 | Yasuhiro Kayano | 1 |