Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9620268 | R-T-B based alloy strip, and R-T-B based sintered magnet and method for producing same | Taeko Tsubokura, Eiji Kato, Tamotsu Ishiyama, Chikara Ishizaka | 2017-04-11 |
| 9613737 | R-T-B based sintered magnet and production method for same, and rotary machine | Eiji Kato, Chikara Ishizaka, Taeko Tsubokura, Tamotsu Ishiyama | 2017-04-04 |
| 9607742 | R-T-B based alloy strip, and R-T-B based sintered magnet and method for producing same | Tamotsu Ishiyama, Taeko Tsubokura, Eiji Kato, Chikara Ishizaka | 2017-03-28 |