Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6811620 | R-T-B system rare earth permanent magnet | Chikara Ishizaka, Gouichi Nishizawa, Tetsuya Hidaka, Akira Fukuno | 2004-11-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6811620 | R-T-B system rare earth permanent magnet | Chikara Ishizaka, Gouichi Nishizawa, Tetsuya Hidaka, Akira Fukuno | 2004-11-02 |