H01F 1/14791
Fe-si-al based alloys
Official title: {Fe-Si-Al based alloys, e.g. Sendust}
H01F1/14791 (Fe-si-al based alloys) appears on 187 US grants and 323 published applications in this corpus.
Search patents in H01F- Granted patents
- 187
- Published applications
- 323
- Assignees
- 106
- Inventors
- 564
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 4 |
| 2003 | 4 | 3 |
| 2004 | 0 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 2 |
| 2007 | 1 | 2 |
| 2008 | 1 | 6 |
| 2009 | 0 | 9 |
| 2010 | 4 | 4 |
| 2011 | 7 | 9 |
| 2012 | 2 | 2 |
| 2013 | 4 | 0 |
| 2014 | 1 | 13 |
| 2015 | 3 | 20 |
| 2016 | 5 | 8 |
| 2017 | 13 | 32 |
| 2018 | 11 | 13 |
| 2019 | 17 | 16 |
| 2020 | 17 | 18 |
| 2021 | 10 | 14 |
| 2022 | 7 | 21 |
| 2023 | 15 | 17 |
| 2024 | 21 | 32 |
| 2025 | 13 | 32 |
| 2026 | 11 | 43 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Soft magnetic alloy powder and production method therefor6 Oct 2026US 12,753,473 B2Mitsubishi Steel Mfg. Co., Ltd.
- Grain-oriented electrical steel sheet and manufacturing method therefor25 Aug 2026US 12,716,134 B2Nippon Steel Corporation
- Magnetic material, powder magnetic core, inductor, and method of manufacturing powder magnetic core7 Jul 2026US 12,676,256 B2Panasonic Intellectual Property Management Co., Ltd.
- Soft magnetic powder, preparation method therefor, and use thereof19 May 2026US 12,633,438 B2Hengdian Group Dmegc Magnetics Co., Ltd
- Magnetic particles and method for producing same, magnetic core, and coil component5 May 2026US 12,620,518 B2Murata Manufacturing Co., Ltd.
- Light-emitting device8 Oct 2026US 2026/0311621 A1Semiconductor Energy Laboratory Co.Ltd.
- Electronic component and information reading method1 Oct 2026US 2026/0302018 A1TDK Corporation
- Alloy powder compositions and inductors24 Sep 2026US 2026/0290664 A1Chilisin Electronics Corp.
- High-strength and low-iron-loss non-oriented electrical steel plate and manufacturing method therefor17 Sep 2026US 2026/0275466 A1Baoshan Iron & Steel Co., Ltd.
- Non-oriented electrical steel sheet17 Sep 2026US 2026/0279631 A1Jfe Steel Corporation
Most cited
By later US patents
- Magnetic device with high saturation current and low core loss51US 8,723,629 B1Cyntec Co., Ltd. · 2014
- Individual for distributed non-saturated magnetic element(s) (referenced herein as NSME) power converters39US 6,272,025 B1Online Power Supply, Inc. · 2001
- Soft magnetic alloy powder for electromagnetic and magnetic shield, and shielding members containing the same35US 6,048,601 ADaido Steel Co., Ltd. · 2000
- Light-emitting device35US 9,460,643 B2Semiconductor Energy Laboratory Co.Ltd. · 2016
- Wear-resistant high-permeability alloy29US 4,065,330 AThe Foundation: The Research Institute of Electric and Magnetic Alloys · 1977