Top Inventors at Sando Iron Works Co. All Time
Showing 1–11 of 11 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Hiroshi Ishidoshiro | 69 |
| 2 | Yoshikazu Sando | 61 |
| 3 | Eiichi Nakano | 12 |
| #4 | Matsuo Minakata | 9 |
| #4 | Tokuju Goto | 9 |
| #4 | Yoshiteru Sando | 9 |
| #7 | Itsuo Tanaka | 7 |
| #8 | Koji Sando | 6 |
| #9 | Masakatu Takahashi | 1 |
| #9 | Susumu Niwa | 1 |
| #9 | Yusikazu Sando | 1 |