Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7730755 | Process of producing permanent magnet and permanent magnet | Junichi Esaki, Hiroaki Yoshida | 2010-06-08 |
| 7325434 | Method for manufacturing ring-shaped magnet material and manufacturing apparatus used therefor | Junichi Esaki, Takashi Sako | 2008-02-05 |
| 6478900 | Method of forging precipitation hardening type stainless steel | Masamichi Kawano, Katsuyoshi Sakoda | 2002-11-12 |
| 5746845 | Method for manufacturing high-strength member of precipitation hardening martensitic stainless steel | Hiroaki Yoshida | 1998-05-05 |
| 5244517 | Manufacturing titanium alloy component by beta forming | Atsuyoshi Kimura, Toshihiko Matsubara | 1993-09-14 |