H01F 1/12
Of soft-magnetic materials
Official title: of soft-magnetic materials
H01F1/12 (Of soft-magnetic materials) appears on 4,018 US grants and 4,681 published applications in this corpus.
Search patents in H01F- Granted patents
- 4,018
- Published applications
- 4,681
- Assignees
- 1,159
- Inventors
- 7,254
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 36 | 0 |
| 1977 | 23 | 0 |
| 1978 | 31 | 0 |
| 1979 | 27 | 0 |
| 1980 | 33 | 0 |
| 1981 | 40 | 0 |
| 1982 | 21 | 0 |
| 1983 | 25 | 0 |
| 1984 | 37 | 0 |
| 1985 | 40 | 0 |
| 1986 | 37 | 0 |
| 1987 | 22 | 0 |
| 1988 | 29 | 0 |
| 1989 | 32 | 0 |
| 1990 | 41 | 0 |
| 1991 | 43 | 0 |
| 1992 | 31 | 0 |
| 1993 | 36 | 0 |
| 1994 | 26 | 0 |
| 1995 | 35 | 0 |
| 1996 | 39 | 0 |
| 1997 | 45 | 0 |
| 1998 | 56 | 0 |
| 1999 | 60 | 0 |
| 2000 | 55 | 0 |
| 2001 | 71 | 23 |
| 2002 | 67 | 78 |
| 2003 | 94 | 101 |
| 2004 | 64 | 96 |
| 2005 | 49 | 74 |
| 2006 | 50 | 77 |
| 2007 | 50 | 82 |
| 2008 | 47 | 101 |
| 2009 | 52 | 114 |
| 2010 | 55 | 120 |
| 2011 | 73 | 107 |
| 2012 | 74 | 120 |
| 2013 | 80 | 136 |
| 2014 | 76 | 141 |
| 2015 | 66 | 194 |
| 2016 | 92 | 175 |
| 2017 | 132 | 188 |
| 2018 | 133 | 260 |
| 2019 | 170 | 288 |
| 2020 | 192 | 298 |
| 2021 | 205 | 345 |
| 2022 | 214 | 396 |
| 2023 | 277 | 342 |
| 2024 | 307 | 334 |
| 2025 | 259 | 256 |
| 2026 | 169 | 235 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Soft magnetic alloy powder and production method therefor6 Oct 2026US 12,753,473 B2Mitsubishi Steel Mfg. Co., Ltd.
- Systems and methods for a remote control actuator6 Oct 2026US 12,753,743 B2Trustees of Tufts College
- Magnetic resin composition, cured product, and electronic component6 Oct 2026US 12,755,880 B2FUJIFILM Corporation
- M-type hexaferrite comprising a low dielectric loss ceramic29 Sep 2026US 12,749,604 B2Rogers Corporation
- Magnetic device for sorting biological objects29 Sep 2026US 12,749,606 B2Applied Cells Inc.
- Method for producing insulation coating treatment liquid for grain-oriented electrical steel sheet and method for producing grain-oriented electrical steel sheet8 Oct 2026US 2026/0308387 A1Nippon Steel Corporation
- Low iron loss fe-based amorphous alloy having high saturation magnetization value8 Oct 2026US 2026/0308737 A1Chang Sung Co.
- Light-emitting device8 Oct 2026US 2026/0311621 A1Semiconductor Energy Laboratory Co.Ltd.
- Magnetic composition, magnetic film, stack, and circuit member8 Oct 2026US 2026/0311918 A1
- Magnetic paste, circuit member, and method for manufacturing circuit member8 Oct 2026US 2026/0311919 A1
Most cited
By later US patents
- Surveillance system having magnetomechanical marker303US 4,510,489 AAllied Corporation · 1985
- Ferromagnetic powder for dust core300US 7,498,080 B2Foxconn Technology Co., Ltd. · 2009
- Materials and products using nanostructured non-stoichiometric substances226US 6,344,271 B12002
- Nanotechnology for biomedical products224US 6,572,672 B2NanoProducts Corporation · 2003
- Continuous casting method for metallic strips130US 4,142,571 AAllied Chemical Corporation · 1979