Top Inventors at Yasda Precision Tools K.K. All Time
| Rank | Name | Patents |
|---|---|---|
| 1 | Yoshiaki Kakino | 7 |
| 2 | Hisashi Otsubo | 6 |
| 3 | Yoshinori Yamaoka | 5 |
| #4 | Hideo Nakagawa | 4 |
| #5 | Makoto Fujishima | 4 |
| #6 | Torao Takeshita | 3 |
| #7 | Heisaburo Nakagawa | 2 |
| #8 | Hirotoshi Ohtsuka | 2 |
| #9 | Tomonori Sato | 2 |
| #10 | Atsushi Matsubara | 1 |
| #11 | Hidenori Saraie | 1 |
| #12 | Iwao Yamaji | 1 |
| #13 | Masakazu Tabata | 1 |
| #14 | Toshifumi Higuchi | 1 |
| #15 | Yoshifumi Fujita | 1 |
| #16 | Yoji Tanabe | 1 |
| #17 | Yukihiko Yasuda | 1 |
| #18 | Tsuneto Sumida | 1 |