Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8314372 | Induction heater with directional cores | Masaya Yoshihara, Yasuhiro Torigoe, Youichi Nakamura | 2012-11-20 |
| 7673488 | Wire winding apparatus and method for producing magnetic excitation coil | Masayuki Isayama, Yasuhiro Torigoe | 2010-03-09 |
| 7383010 | Fixing apparatus, image forming apparatus, wire winding apparatus and method for producing magnetic excitation coil | Masayuki Isayama, Yasuhiro Torigoe | 2008-06-03 |