Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6633100 | Permanent magnet motor and rotor thereof | Koji Sato, Koji Miyata | 2003-10-14 |
| 6623541 | Sintered rare earth magnet and making method | Kazuaki Sakaki, Masanobu Shimao, Hajime Nakamura | 2003-09-23 |
| 6547889 | Iron-based alloy sheet for magnetic yokes in hard-disk voice-coil motor | Masanobu Shimao, Masaaki Nishino | 2003-04-15 |
| 6527822 | Quenched thin ribbon of rare earth/iron/boron-based magnet alloy | Koichi Hirota, Takahiro Hashimoto, Koji Sato, Kenji Yamamoto | 2003-03-04 |
| 6517427 | Abrasive-bladed multiple cutting wheel assembly | Masao Yoshikawa | 2003-02-11 |
| 6506265 | R-Fe-B base permanent magnet materials | Kenji Yamamoto, Koro Tatami | 2003-01-14 |