Issued Patents All Time
Showing 25 most recent of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11798739 | Samarium-iron-nitrogen based magnet powder and method of manufacturing same, and samarium-iron-nitrogen based magnet and method of manufacturing same | Yasushi Enokido, Shusuke Okada, Kenta Takagi | 2023-10-24 |
| 11361888 | Samarium-iron-nitrogen magnet powder and method for manufacturing same | Shusuke Okada, Kenta Takagi, Yasushi Enokido, Yoshinori Fujikawa | 2022-06-14 |
| 11335484 | Permanent magnet | Masaki Tomita, Takashi Watanabe | 2022-05-17 |
| 11302465 | Rare-earth permanent magnet | Masashi Ito, Eiichiro Fukuchi, Yuki Nagamine | 2022-04-12 |
| 11114071 | Percussion instrument | Noritaka Nagai, Banri Abe | 2021-09-07 |
| 11081265 | Rare-earth sintered magnet | Takurou Iwasa, Masashi Ito | 2021-08-03 |
| 10529474 | Rare-earth permanent magnet | Shogo Kadota, Kenichi Suzuki, Yuji Umeda, Keiji Takeda | 2020-01-07 |
| 10497343 | Reed for a musical instrument | Ryo Shinoda | 2019-12-03 |
| 10403248 | Drum head | — | 2019-09-03 |
| 10020102 | R-T-B based permanent magnet and rotating machine | Yasushi Enokido, Kenichi Nishikawa | 2018-07-10 |
| 9970087 | R-T-B based permanent magnet and raw alloy for the same | Yasushi Enokido, Hironori Wada | 2018-05-15 |
| 9959849 | Drum | Banri Abe, Keita Miyazaki | 2018-05-01 |
| 9953751 | R-T-B based permanent magnet | Kenichi Suzuki, Yuji Umeda | 2018-04-24 |
| 9947445 | R-T-B based permanent magnet | Kenichi Suzuki, Kyung-Ku Choi | 2018-04-17 |
| 9702945 | Magnetic measurement device | Kenichi Suzuki, Tsutomu Chikamatsu, Akio Ogawa, Kyung-Ku Choi | 2017-07-11 |
| 9520216 | R-T-B based sintered magnet | Yasushi Enokido, Kyung-Ku Choi, Daisuke Tanaka | 2016-12-13 |
| 9490053 | R-T-B based permanent magnet | Kenichi Suzuki, Kyung-Ku Choi | 2016-11-08 |
| 9472175 | Drum head and drum | Yohei WADA | 2016-10-18 |
| 9396852 | R-T-B based permanent magnet | Kenichi Suzuki, Kyung-Ku Choi | 2016-07-19 |
| 9354285 | Magnetic measurement device | Kenichi Suzuki, Tsutomu Chikamatsu, Akio Ogawa, Kyung-Ku Choi | 2016-05-31 |
| 9286870 | Pedal device for electronic percussion instrument | — | 2016-03-15 |
| 9190040 | Bass drum | — | 2015-11-17 |
| 9111674 | R-T-B based permanent magnet | Kenichi Suzuki, Kyung-Ku Choi | 2015-08-18 |
| 9082537 | R-T-B based permanent magnet | Kenichi Suzuki, Kyung-Ku Choi, Kenichi Nishikawa | 2015-07-14 |
| 9070500 | R-T-B based permanent magnet | Kenichi Suzuki, Kyung-Kun Choi | 2015-06-30 |