Top Inventors at Yoshizuka Seiki Co. All Time
Showing 1–9 of 9 inventors
| Rank | Name | Patents |
|---|---|---|
| 1 | Takeshi Katagiri | 8 |
| 2 | Masao Yamamoto | 5 |
| 3 | Tukasa Tajima | 3 |
| #4 | Shiro Shirasaki | 2 |
| #4 | Siro Shirasaki | 2 |
| #6 | Yuji Kishi | 1 |
| #6 | Quanbee Kimura | 1 |
| #6 | Takakazu Tsuchifuji | 1 |
| #6 | Siro Sirasaki | 1 |