Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12397347 | Method for manufacturing R-T-B based sintered magnet, and R-T-B based sintered magnet | Nobuhiko Fujimori, Tohru Obata, Kazuhiro Sonoda, Daisuke Furusawa, Tomohito Maki +2 more | 2025-08-26 |
| 11823824 | R-T-B sintered magnet | — | 2023-11-21 |
| 11738390 | Method of producing R-T-B sintered magnet | Shuji Mino | 2023-08-29 |
| 11239011 | Sintered R-T-B based magnet | — | 2022-02-01 |
| 11177069 | Method for producing R-T-B system sintered magnet | — | 2021-11-16 |
| 11174537 | R-T-B sintered magnet | — | 2021-11-16 |
| 11062843 | Method for producing sintered R-T-B based magnet and diffusion source | — | 2021-07-13 |
| 11062844 | Method of producing R-T-B sintered magnet | Shuji Mino | 2021-07-13 |
| 11037724 | Method for producing R-T-B sintered magnet | — | 2021-06-15 |
| 10984930 | Method for producing sintered R—T—B based magnet and diffusion source | — | 2021-04-20 |
| 10923256 | R-T-B-based sintered magnet and method for producing same | Teppei Satoh, Rintaro Ishii, Takeshi Nishiuchi, Noriyuki Nozawa | 2021-02-16 |
| 10847290 | R-T-B based sintered magnet | Takeshi Nishiuchi, Takayuki Kanda, Rintaro Ishii, Teppei Satoh | 2020-11-24 |
| 10658108 | Method for producing R-T-B based sintered magnet | Ryouichi Yamagata, Rintaro Ishii, Teppei Satoh | 2020-05-19 |
| 10639720 | Diffusion treatment device and method for manufacturing R-T-B system sintered magnet using same | — | 2020-05-05 |
| 10643789 | Method for producing R-T-B sintered magnet | — | 2020-05-05 |
| 10446306 | Method for manufacturing R-T-B based sintered magnet | Teppei Satoh, Rintaro Ishii, Ryouichi Yamagata | 2019-10-15 |
| 10388442 | R-T-B based sintered magnet and method for producing R-T-B based sintered magnet | Rintaro Ishii, Teppei Satoh | 2019-08-20 |
| 10242781 | Method for manufacturing R-T-B based sintered magnet | Teppei Satoh, Rintaro Ishii | 2019-03-26 |
| 10217562 | Method for manufacturing R-T-B based sintered magnet | Ryouichi Yamagata | 2019-02-26 |
| 9837193 | R-T-B sintered magnet | — | 2017-12-05 |
| 9613748 | RH diffusion source, and method for producing R-T-B-based sintered magnet using same | — | 2017-04-04 |
| 9484151 | Method of producing R-T-B sintered magnet | — | 2016-11-01 |
| 9478332 | Method for producing R-T-B sintered magnet | Rintaro Ishii, Ryouichi Yamagata | 2016-10-25 |
| 9415444 | Process for production of R-T-B based sintered magnets and R-T-B based sintered magnets | — | 2016-08-16 |
| 9368276 | Method for producing R-T-B-based sintered magnets | — | 2016-06-14 |