Issued Patents All Time
Showing 25 most recent of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10854380 | NdFeB sintered magnet and method for producing the same | Naoki Fujimoto | 2020-12-01 |
| 10629345 | Production method of rare earth sintered magnet and production device used in the production method | Shinichi Hayashi | 2020-04-21 |
| 10546673 | NdFeB system sintered magnet | Tetsuhiko Mizoguchi | 2020-01-28 |
| 10475561 | RFeB system magnet production method, RFeB system magnet, and coating material for grain boundary diffusion treatment | Shinobu Takagi, Hayato Hashino | 2019-11-12 |
| 10468166 | NdFeB system sintered magnet | Tetsuhiko Mizoguchi | 2019-11-05 |
| 10290408 | NdFeB system sintered magnet | Tetsuhiko Mizoguchi | 2019-05-14 |
| 9884368 | Applicator for grain boundary diffusion process | Osamu Itatani | 2018-02-06 |
| 9837207 | Method for producing NdFeB system sintered magnet | Tetsuhiko Mizoguchi, Yasuhiro Une | 2017-12-05 |
| 9831034 | Method for making NdFeB sintered magnet and mold for making the same | — | 2017-11-28 |
| 9589714 | Sintered NdFeB magnet and method for manufacturing the same | — | 2017-03-07 |
| 9449758 | Powder-filling system | Osamu Itatani, Norio Yoshikawa | 2016-09-20 |
| 9412505 | NdFeB system sintered magnet | Tetsuhiko Mizoguchi | 2016-08-09 |
| 9396851 | NdFeB system sintered magnet | Tetsuhiko Mizoguchi | 2016-07-19 |
| 9384890 | Powder-filling system | Osamu Itatani, Norio Yoshikawa | 2016-07-05 |
| 9028624 | NdFeB system sintered magnet and method for producing the same | Tetsuhiko Mizoguchi | 2015-05-12 |
| 8899952 | Sintered magnet producing apparatus | — | 2014-12-02 |
| 8801870 | Method for making NdFeB sintered magnet | — | 2014-08-12 |
| 8657593 | Sintered magnet production system | — | 2014-02-25 |
| 8562756 | NdFeB sintered magnet and method for producing the same | Naoki Fujimoto | 2013-10-22 |
| 8545641 | Method and system for manufacturing sintered rare-earth magnet having magnetic anisotropy | Hiroshi Nagata, Osamu Itatani | 2013-10-01 |
| 8420160 | Method for producing sintered NdFeB magnet | — | 2013-04-16 |
| 7354621 | Method for forming adhesive layer | Osamu Itatani | 2008-04-08 |
| 6814928 | Method of making sintered articles | Tochihiro Watanabe, Hiroshi Nagata | 2004-11-09 |
| 6764643 | Powder compaction method | Tochihiro Watanabe, Hiroshi Nagata | 2004-07-20 |
| 6475430 | Method and apparatus for packing material including air tapping | Hiroshi Nagata | 2002-11-05 |