Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10532387 | Progressive processing method | Yoshihiro Tsukamoto, Toyonobu Yamada, Chidai Isaka | 2020-01-14 |
| 10236751 | Method of manufacturing stator core | Takayuki Akatsuka, Toyonobu Yamada, Tadashi Morishima, Tooru Yamagiwa, Chidai Isaka +2 more | 2019-03-19 |