H01F 1/0593
Of tetragonal thmn12-structure
Official title: {of tetragonal ThMn12-structure}
H01F1/0593 (Of tetragonal thmn12-structure) appears on 19 US grants and 23 published applications in this corpus.
Search patents in H01F- Granted patents
- 19
- Published applications
- 23
- Assignees
- 14
- Inventors
- 84
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 2 |
| 2018 | 1 | 3 |
| 2019 | 2 | 2 |
| 2020 | 0 | 1 |
| 2021 | 4 | 2 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 1 | 2 |
| 2025 | 1 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Anisotropic rare-earth sintered magnet and method for producing same8 Sep 2026US 12,731,709 B2Shin-Etsu Chemical Co., Ltd.
- Anisotropic rare earth sintered magnet and method for producing the same2 Sep 2025US 12,406,785 B2Shin-Etsu Chemical Co., Ltd.
- Magnetic powder and method of preparing magnetic powder9 Jan 2024US 11,865,623 B2LG Chem, Ltd.
- Secondary particles for anisotropic magnetic powder27 Jun 2023US 11,685,654 B2Nichia Corporation
- Permanent magnet17 May 2022US 11,335,484 B2TDK Corporation
- Non-neodymium (nd) permanent magnetic material and permanent magnet using the same25 Jun 2026US 2026/0179814 A1Max Planck Postech/Korea Research Initiative
- Sm-fe-n-based magnetic material and production method thereof19 Jun 2025US 2025/0201457 A1National Institute of Advanced Industrial Science and Technology
- Magnetic material for high frequency use, and method for producing same6 Jun 2024US 2024/0186037 A1National Institute of Advanced Industrial Science and Technology
- Production method for phosphate-coated smfen-based anisotropic magnetic powder and phosphate-coated smfen-based anisotropic magnetic powder4 Jan 2024US 2024/0006101 A1Nichia Corporation
- Anisotropic rare-earth sintered magnet and method for producing same11 May 2023US 2023/0144451 A1Shin-Etsu Chemical Co., Ltd.
Most cited
By later US patents
- Process for the production of an anisotropic magnetic material based upon the Sm-Fe-N system24US 5,137,588 ASiemens Aktiengesellschaft · 1992
- Magnetic material16US 5,480,495 AKabushiki Kaisha Toshiba · 1996
- Process for the production of shaped body from an anisotropic magnetic material based on the Sm-Fe-N system9US 5,137,587 ASiemens Aktiengesellschaft · 1992
- Rare earth-iron-nitrogen system permanent magnet and process for producing the same9US 5,425,818 ASumitomo Special Metals Co., Ltd. · 1995
- Process for the production of magnetic material based on the Sm-Fe-N system of elements7US 5,288,339 ASiemens Aktiengesellschaft · 1994