Issued Patents All Time
Showing 1–12 of 12 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, Futoshi Kuniyoshi, Daisuke Furusawa +2 more | 2025-08-26 |
| 11738390 | Method of producing R-T-B sintered magnet | Futoshi Kuniyoshi | 2023-08-29 |
| 11062844 | Method of producing R-T-B sintered magnet | Futoshi Kuniyoshi | 2021-07-13 |
| 10593472 | Production method for R-T-B sintered magnet | — | 2020-03-17 |
| 10563295 | Method for producing R-T-B sintered magnet | — | 2020-02-18 |
| 10510483 | Production method for R-T-B sintered magnet | — | 2019-12-17 |
| 10418171 | Production method for R—T—B-based sintered magnet | — | 2019-09-17 |
| 10410776 | Production method for R-T-B-based sintered magnet | — | 2019-09-10 |
| 7371290 | Production method for permanent magnet and press device | Noboru Nakamoto, Tsutomu Harada | 2008-05-13 |
| 7344606 | Permanent magnet manufacturing method and press apparatus | Noboru Nakamoto | 2008-03-18 |
| 6331214 | Monolithically bonded construct of rare-earth magnet and metal material and method for bonding same | Masaki Koga, Nobutaka Suzuki, Hitoshi Saitoh, Kenshiro Oyamada, Koki Tokuhara +2 more | 2001-12-18 |
| 5200001 | Permanent magnet | Satoshi Hirosawa, Atsushi Hanaki, Hiroyuki Tomizawa | 1993-04-06 |