HAYAKAWA; Takuma
Patent Applications and Registrations
Patent applications and USPTO patent grants for HAYAKAWA; Takuma.The latest application filed is for "rare earth permanent magnet and rotating electric machine including the same".
- HAYAKAWA; Takuma - Tokyo JP
| Patent | Date |
|---|---|
| Rare Earth Permanent Magnet And Rotating Electric Machine Including The Same App 20210305852 - HAYAKAWA; Takuma | 2021-09-30 |
| Alloy for R--T--B based rare earth sintered magnet and method for producing the R--T--B based rare earth sintered magnet Grant 10,964,463 - Hayakawa , et al. March 30, 2 | 2021-03-30 |
| Motor containing a permanent magnet having high and low temperature side permanent magnet parts Grant 10,848,023 - Kitaoka , et al. November 24, 2 | 2020-11-24 |
| R-T-B based rare earth magnet Grant 10,825,589 - Iwasaki , et al. November 3, 2 | 2020-11-03 |
| R-t-b Based Sintered Magnet App 20200321151 - Kakoki; Ayato ; et al. | 2020-10-08 |
| R-T-B based sintered magnet Grant 10,755,840 - Hidaka , et al. A | 2020-08-25 |
| R-T-B based sintered magnet Grant 10,748,683 - Hidaka , et al. A | 2020-08-18 |
| Alloy for R-T-B based sintered magnet and R-T-B based sintered magnet Grant 10,242,777 - Iwasaki , et al. | 2019-03-26 |
| Alloy For R-t-b Based Sintered Magnet And R-t-b Based Sintered Magnet App 20190074114 - IWASAKI; Makoto ; et al. | 2019-03-07 |
| R-t-b Based Sintered Magnet App 20180294082 - HIDAKA; Tetsuya ; et al. | 2018-10-11 |
| Alloy For R-t-b Based Rare Earth Sintered Magnet And Method For Producing The R-t-b Based Rare Earth Sintered Magnet App 20180286544 - HAYAKAWA; Takuma ; et al. | 2018-10-04 |
| Motor App 20180287441 - KITAOKA; Hidetake ; et al. | 2018-10-04 |
| R-t-b Based Rare Earth Magnet App 20180277288 - IWASAKI; Makoto ; et al. | 2018-09-27 |
| R-T-B based sintered magnet Grant 10,026,532 - Hidaka , et al. July 17, 2 | 2018-07-17 |
| R-t-b Based Sintered Magnet App 20180025820 - KAKOKI; Ayato ; et al. | 2018-01-25 |
| Alloy For R-t-b Based Sintered Magnet And R-t-b Based Sintered Magnet App 20170221616 - IWASAKI; Makoto ; et al. | 2017-08-03 |
| R-t-b Based Sintered Magnet App 20170103835 - HIDAKA; Tetsuya ; et al. | 2017-04-13 |
| R-t-b Based Sintered Magnet App 20170103836 - HIDAKA; Tetsuya ; et al. | 2017-04-13 |
| R-T-B based sintered magnet Grant 9,548,148 - Kunieda , et al. January 17, 2 | 2017-01-17 |
| Rare earth based sintered magnet Grant 8,961,712 - Hayakawa , et al. February 24, 2 | 2015-02-24 |
| Rare Earth Based Sintered Magnet App 20140318316 - Hayakawa; Takuma ; et al. | 2014-10-30 |
| R-t-b Based Sintered Magnet App 20140283649 - Kunieda; Ryota ; et al. | 2014-09-25 |
| Rare earth sintered magnet Grant 8,425,695 - Hayakawa , et al. April 23, 2 | 2013-04-23 |
| R-t-b Rare Earth Sintered Magnet App 20120235778 - KUNIEDA; Ryota ; et al. | 2012-09-20 |
| Rare Earth Sintered Magnet App 20120024429 - HAYAKAWA; Takuma ; et al. | 2012-02-02 |
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