Showing 1–24 of 24 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Masaaki Sakai | Pfu Limited | 6 |
| 2 | Satoshi Kuroda | Pfu Limited | 4 |
| 3 | Katsuhito Shimazaki | Pfu Limited | 2 |
| 3 | Takayuki Umi | Pfu Limited | 2 |
| 3 | Shota Otsuka | Tdk | 2 |
| 3 | Shogo Yoshita | Pfu Limited | 2 |
| 3 | Shigeharu Okano | Pfu Limited | 2 |
| 3 | Yuta Arai | Pfu Limited | 2 |
| #9 | Koji Hirohashi | Pfu Limited | 1 |
| #9 | Hirotoshi Kakuda | Pfu Limited | 1 |
| #9 | Nao Honda | Nippon Kayaku | 1 |
| #9 | Ikuo Toratani | Goldwin Technical Center | 1 |
| #9 | Yujiro Hoshino | Pfu Limited | 1 |
| #9 | Kiichiro Shimosaka | Pfu Limited | 1 |
| #9 | Shinya Orita | Pfu Limited | 1 |
| #9 | Yuka Awazu | Pfu Limited | 1 |
| #9 | Eisuke Tomono | Pfu Limited | 1 |
| #9 | Ken Funaki | Pfu Limited | 1 |
| #9 | Hiroaki Kawanobe | Pfu Limited | 1 |
| #9 | Norifumi Tonami | Pfu Limited | 1 |
| #9 | Shoko Ando | Lotte Co. | 1 |
| #9 | Eiki Yamada | Pfu Limited | 1 |
| #9 | Yuki Takato | Pfu Limited | 1 |
| #9 | Tetsuo Oda | Koyo Seiko Co. | 1 |