Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9647518 | Method for manufacturing laminated iron core | Akihiro Hashimoto, Tadashi Iida, Kiyomi Kawamura | 2017-05-09 |
| 9641055 | Method for manufacturing laminated iron core | Akihiro Hashimoto, Tadashi Iida, Kiyomi Kawamura | 2017-05-02 |