Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7431070 | Rare earth magnet alloy ingot, manufacturing method for the same, R-T-B type magnet alloy ingot, R-T-B type magnet, R-T-B type bonded magnet, R-T-B type exchange spring magnet alloy ingot, R-T-B type exchange spring magnet, and R-T-B type exchange spring bonded magnet | Hiroshi Hasegawa, Tadanao Ito | 2008-10-07 |
| 7264683 | Centrifugal casting method, centrifugal casting apparatus, and cast alloy produced by same | Hiroshi Hasegawa, Uremu Hosono, Yoichi Hirose | 2007-09-04 |
| 7014718 | Rare earth magnet alloy ingot, manufacturing method for the same, R-T-B type magnet alloy ingot, R-T-B type magnet, R-T-B type bonded magnet, R-T-B type exchange spring magnet alloy ingot, R-T-B type exchange spring magnet, and R-T-B type exchange spring bonded magnet | Hiroshi Hasegawa, Tadanao Ito | 2006-03-21 |
| 6797081 | Centrifugal casting method, centrifugal casting apparatus, and cast alloy produced by same | Hiroshi Hasegawa, Uremu Hosono, Yoichi Hirose | 2004-09-28 |
| 5725042 | Method for producing hydrogen-absorbing alloy | Yoichi Hirose, Shiro Sasaki, Hiroshi Hasegawa, Uremu Hosono | 1998-03-10 |