Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8445105 | Iron-based soft magnetic powder for dust core, method for production thereof, and dust core | Hiroyuki Mitani, Nobuaki Akagi, Hirofumi Houjou, Chio Ishihara, Sohei Yamada +1 more | 2013-05-21 |
| 8236087 | Powder core and iron-base powder for powder core | Hiroyuki Mitani, Nobuaki Akagi, Hirofumi Houjou, Chio Ishihara, Sohei Yamada +1 more | 2012-08-07 |
| 6758662 | Die for die compacting of powdered material | Yoshimi Sugaya | 2004-07-06 |
| 6488736 | Method of producing sintered metal sprocket and sprocket produced by the method | Katsuhiko Ueda, Yoshimi Sugaya, Yutaka Mabuchi, Masato Yamaguchi, Akira Fujiki +2 more | 2002-12-03 |