Showing 1–25 of 25 inventors
| Rank | Inventor | Primary Company | Patents |
|---|---|---|---|
| 1 | Masami Naka | Jtekt | 7 |
| 2 | Hirokazu Nitta | Nitta | 6 |
| 2 | Tomonori Sugiura | Jtekt | 6 |
| #4 | Yoshihiro Isobe | Nuclear Fuel Industries, Limited | 3 |
| #4 | Shizuo Nishikawa | Dmg Mori Co. | 3 |
| #6 | Masahiro Yamane | Hirose Electric Co. | 2 |
| #6 | Keisuke Mori | J. Morita Mfg. | 2 |
| #6 | Yoshiyuki Yamamoto | Sumitomo Electric Industries | 2 |
| #9 | Shigeyuki Takashima | Dmg Mori Co. | 1 |
| #9 | Tatsuya Aizawa | Sanyo Electric Co. | 1 |
| #9 | Yuhei Mezawa | Dmg Mori Co. | 1 |
| #9 | Takanori Kawanishi | Daikin Industries | 1 |
| #9 | Yumi Suzuki | Fujitsu Limited | 1 |
| #9 | Masamitsu Nakaminami | Mori Seiki Co. | 1 |
| #9 | Masahiro SEO | Qualicaps Co. | 1 |
| #9 | Naotake Kanda | Jtekt | 1 |
| #9 | Youhei Migaki | Ntn | 1 |
| #9 | Masahiro Fujiki | Dmg Mori Co. | 1 |
| #9 | Nobuo Matsushita | Toshiba Electric Equipment | 1 |
| #9 | Nobuhiro Omote | Nitta | 1 |
| #9 | Kenji Tsurimoto | Nitta | 1 |
| #9 | Shigetsugu Sakai | Dmg Mori Co. | 1 |
| #9 | Masanori Nishira | Ntn | 1 |
| #9 | Yohei Oda | Dmg Mori Co. | 1 |
| #9 | Hitoshi Shiotani | Ntn | 1 |