FUJIKAWA; Yoshinori
Patent Applications and Registrations
Patent applications and USPTO patent grants for FUJIKAWA; Yoshinori.The latest application filed is for "rare-earth-based magnet powder, bonded magnet, bonded magnet compound, sintered magnet, method of manufacturing rare-earth-based magnet powder, and method of manufacturing rare-earth based permanent magnet".
Company Profile
9.37.39
- FUJIKAWA; Yoshinori - Tokyo JP
- Fujikawa; Yoshinori - Chuo-ku N/A JP
Patent Activity
| Patent | Date |
|---|---|
| Rare-earth-based Magnet Powder, Bonded Magnet, Bonded Magnet Compound, Sintered Magnet, Method Of Manufacturing Rare-earth-based Magnet Powder, And Method Of Manufacturing Rare-earth Based Permanent Magnet App 20220293310 - KOKAWA; Ikuya ; et al. | 2022-09-15 |
| R-t-b Based Permanent Magnet App 20220199301 - SUZUKI; Kenichi ; et al. | 2022-06-23 |
| Samarium-iron-nitrogen magnet powder and method for manufacturing same Grant 11,361,888 - Okada , et al. June 14, 2 | 2022-06-14 |
| R-t-b Based Permanent Magnet And Method For Manufacturing Same App 20220148772 - FUJIKAWA; Yoshinori | 2022-05-12 |
| R-T-B based permanent magnet Grant 11,152,142 - Nagamine , et al. October 19, 2 | 2021-10-19 |
| Rare earth magnet Grant 10,991,493 - Okawa , et al. April 27, 2 | 2021-04-27 |
| Rare earth magnet Grant 10,984,929 - Okawa , et al. April 20, 2 | 2021-04-20 |
| R-T-B based sintered magnet Grant 10,748,685 - Fujikawa , et al. A | 2020-08-18 |
| R-T-B based sintered magnet Grant 10,748,686 - Fujikawa , et al. A | 2020-08-18 |
| R-T-B based sintered magnet Grant 10,734,143 - Fujikawa , et al. | 2020-08-04 |
| Rare earth magnet Grant 10,726,980 - Okawa , et al. | 2020-07-28 |
| Samarium-iron-nitrogen Magnet Powder And Method For Manufacturing Same App 20200118722 - OKADA; Shusuke ; et al. | 2020-04-16 |
| Rare earth based magnet Grant 10,546,672 - Kato , et al. Ja | 2020-01-28 |
| Rare earth permanent magnet Grant 10,453,595 - Hidaka , et al. Oc | 2019-10-22 |
| R-t-b Based Permanent Magnet App 20190304638 - NAGAMINE; Yuki ; et al. | 2019-10-03 |
| R-t-b Based Permanent Magnet App 20190304640 - NAGAMINE; Yuki ; et al. | 2019-10-03 |
| Rare earth based magnet Grant 10,256,016 - Fujikawa , et al. | 2019-04-09 |
| 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 |
| Rare earth based magnet Grant 10,109,402 - Kato , et al. October 23, 2 | 2018-10-23 |
| R-t-b Based Sintered Magnet App 20180301256 - FUJIKAWA; Yoshinori ; et al. | 2018-10-18 |
| R-t-b Based Sintered Magnet App 20180301257 - FUJIKAWA; Yoshinori ; et al. | 2018-10-18 |
| Rare earth based magnet Grant 10,096,412 - Kato , et al. October 9, 2 | 2018-10-09 |
| R-t-b Based Sintered Magnet App 20180286545 - FUJIKAWA; Yoshinori ; et al. | 2018-10-04 |
| Rare earth based magnet Grant 10,090,087 - Fujikawa , et al. October 2, 2 | 2018-10-02 |
| Rare earth based magnet Grant 10,083,783 - Fujikawa , et al. September 25, 2 | 2018-09-25 |
| Rare earth based magnet Grant 10,020,099 - Kato , et al. July 10, 2 | 2018-07-10 |
| Rare Earth Magnet App 20180114616 - OKAWA; Wakako ; et al. | 2018-04-26 |
| Rare Earth Magnet App 20180108463 - OKAWA; Wakako ; et al. | 2018-04-19 |
| Rare Earth Magnet App 20180082772 - OKAWA; Wakako ; et al. | 2018-03-22 |
| Rare Earth Permanent Magnet App 20170250014 - HIDAKA; Tetsuya ; et al. | 2017-08-31 |
| Alloy For R-t-b Based Sintered Magnet And R-t-b Based Sintered Magnet App 20170221616 - IWASAKI; Makoto ; et al. | 2017-08-03 |
| Sintered magnet, motor, automobile, and method for producing sintered magnet Grant 9,548,157 - Iwasaki , et al. January 17, 2 | 2017-01-17 |
| Rare earth based magnet Grant 9,548,149 - Kato , et al. January 17, 2 | 2017-01-17 |
| R-T-B based sintered magnet Grant 9,548,148 - Kunieda , et al. January 17, 2 | 2017-01-17 |
| Rare Earth Based Magnet App 20150310972 - KATO; Eiji ; et al. | 2015-10-29 |
| Rare Earth Based Magnet App 20150270041 - KATO; Eiji ; et al. | 2015-09-24 |
| Rare Earth Based Magnet App 20150179318 - FUJIKAWA; Yoshinori ; et al. | 2015-06-25 |
| Rare Earth Based Magnet App 20150179317 - FUJIKAWA; Yoshinori ; et al. | 2015-06-25 |
| Rare Earth Based Magnet App 20150179319 - FUJIKAWA; Yoshinori ; et al. | 2015-06-25 |
| Magnetic body Grant 8,981,888 - Suzuki , et al. March 17, 2 | 2015-03-17 |
| Rare Earth Based Magnet App 20140292453 - KATO; Eiji ; et al. | 2014-10-02 |
| Rare Earth Based Magnet App 20140290803 - KATO; Eiji ; et al. | 2014-10-02 |
| Rare Earth Based Magnet App 20140292454 - KATO; Eiji ; et al. | 2014-10-02 |
| R-t-b Based Sintered Magnet App 20140283649 - Kunieda; Ryota ; et al. | 2014-09-25 |
| Active material with a surface-modified layer covering a metal oxide core and an electrode and battery comprising the same Grant 8,715,854 - Suzuki , et al. May 6, 2 | 2014-05-06 |
| Magnetic Body App 20130271249 - Suzuki; Kenichi ; et al. | 2013-10-17 |
| Sintered Magnet, Motor, Automobile, And Method For Producing Sintered Magnet App 20130009503 - Iwasaki; Makoto ; et al. | 2013-01-10 |
| Ferrite magnetic material Grant 7,919,007 - Minachi , et al. April 5, 2 | 2011-04-05 |
| Method of producing a powder, powder, and multilayered ceramic capacitor using the same Grant 7,744,954 - Fujikawa , et al. June 29, 2 | 2010-06-29 |
| Production method of dielectric particles App 20090264276 - Yamashita; Tomohiro ; et al. | 2009-10-22 |
| Electronic device Grant 7,528,088 - Umeda , et al. May 5, 2 | 2009-05-05 |
| Ceramic material powder, method of production thereof, dielectric ceramic composition, electronic device, and multilayer ceramic capacitor App 20080220964 - Fujikawa; Yoshinori ; et al. | 2008-09-11 |
| Process for production of active material and electrode, active material, and electrode App 20080044727 - Suzuki; Hisashi ; et al. | 2008-02-21 |
| R-T-B system rare earth permanent magnet Grant 7,314,531 - Ishizaka , et al. January 1, 2 | 2008-01-01 |
| R-T-B system rare earth permanent magnet Grant 7,311,788 - Nishizawa , et al. December 25, 2 | 2007-12-25 |
| Ferrite Magnetic Material App 20070138432 - Minachi; Yoshihiko ; et al. | 2007-06-21 |
| Electronic device App 20060251927 - Umeda; Yuji ; et al. | 2006-11-09 |
| Method of producing a powder, powder, and multilayered ceramic capacitor using the same App 20060216512 - Fujikawa; Yoshinori ; et al. | 2006-09-28 |
| Ceramic material powder, method of production thereof, dielectric ceramic composition, electronic device, and multilayer ceramic capacitor App 20050260410 - Fujikawa, Yoshinori ; et al. | 2005-11-24 |
| R-T-B system rare earth permanent magnet App 20040187969 - Ishizaka, Chikara ; et al. | 2004-09-30 |
| R-T-B system rare earth permanent magnet App 20040177899 - Nishizawa, Gouichi ; et al. | 2004-09-16 |
| Dielectric ceramic composition and electronic device Grant 6,699,809 - Fujikawa , et al. March 2, 2 | 2004-03-02 |
| Dielectric ceramic composition and electronic device App 20030158032 - Fujikawa, Yoshinori ; et al. | 2003-08-21 |
| Dielectric ceramic composition and electronic device Grant 6,559,084 - Fujikawa , et al. May 6, 2 | 2003-05-06 |
| Dielectric ceramics and electronic component Grant 6,548,437 - Sato , et al. April 15, 2 | 2003-04-15 |
| Manufacture method of dielectric ceramic composition Grant 6,544,916 - Sato , et al. April 8, 2 | 2003-04-08 |
| Dielectric ceramic composition and electronic device Grant 6,403,513 - Sato , et al. June 11, 2 | 2002-06-11 |
| Dielectric composition and ceramic capacitor using the same App 20020045533 - Satoh, Shigeki ; et al. | 2002-04-18 |
| Dielectric ceramics and electronic component App 20020013213 - Sato, Shigeki ; et al. | 2002-01-31 |
| Dielectric composition and ceramic capacitor using the same Grant 6,335,302 - Satoh , et al. January 1, 2 | 2002-01-01 |
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