H01F 1/14766
Fe-si based alloys
Official title: {Fe-Si based alloys}
H01F1/14766 (Fe-si based alloys) appears on 764 US grants and 973 published applications in this corpus.
Search patents in H01F- Granted patents
- 764
- Published applications
- 973
- Assignees
- 232
- Inventors
- 1,529
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 22 | 0 |
| 1977 | 7 | 0 |
| 1978 | 15 | 0 |
| 1979 | 12 | 0 |
| 1980 | 9 | 0 |
| 1981 | 12 | 0 |
| 1982 | 8 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 10 | 0 |
| 1986 | 3 | 0 |
| 1987 | 9 | 0 |
| 1988 | 6 | 0 |
| 1989 | 4 | 0 |
| 1990 | 11 | 0 |
| 1991 | 7 | 0 |
| 1992 | 9 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 8 | 0 |
| 1996 | 3 | 0 |
| 1997 | 10 | 0 |
| 1998 | 10 | 0 |
| 1999 | 8 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 1 |
| 2002 | 7 | 9 |
| 2003 | 14 | 13 |
| 2004 | 4 | 9 |
| 2005 | 6 | 6 |
| 2006 | 3 | 4 |
| 2007 | 2 | 10 |
| 2008 | 5 | 13 |
| 2009 | 4 | 20 |
| 2010 | 11 | 9 |
| 2011 | 13 | 12 |
| 2012 | 7 | 12 |
| 2013 | 6 | 13 |
| 2014 | 9 | 29 |
| 2015 | 12 | 55 |
| 2016 | 13 | 33 |
| 2017 | 34 | 50 |
| 2018 | 30 | 43 |
| 2019 | 35 | 45 |
| 2020 | 37 | 58 |
| 2021 | 43 | 65 |
| 2022 | 34 | 94 |
| 2023 | 54 | 70 |
| 2024 | 69 | 107 |
| 2025 | 63 | 89 |
| 2026 | 41 | 104 |
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.
- Process for in-line mechanically scribing of amorphous foil for magnetic domain alignment and core loss reduction22 Sep 2026US 12,741,311 B2Metglas, Inc.
- Non-oriented electrical steel sheet, method for producing same, and hot-rolled steel sheet22 Sep 2026US 12,742,223 B2Nippon Steel Corporation
- Wound core22 Sep 2026US 12,744,143 B2Nippon Steel Corporation
- Wound core22 Sep 2026US 12,744,149 B2Nippon Steel Corporation
- Light-emitting device8 Oct 2026US 2026/0311621 A1Semiconductor Energy Laboratory Co.Ltd.
- Method of manufacturing a coil component1 Oct 2026US 2026/0295668 A1Murata Manufacturing Co., Ltd.
- Insulation coating treatment liquid for grain-oriented electrical steel sheet, method for producing same, and method for producing grain-oriented electrical steel sheet1 Oct 2026US 2026/0302014 A1Nippon Steel Corporation
- Insulation coating treatment liquid for grain-oriented electrical steel sheet, method for producing same, and method for producing grain-oriented electrical steel sheet1 Oct 2026US 2026/0302015 A1Nippon Steel Corporation
- Electronic component and information reading method1 Oct 2026US 2026/0302018 A1TDK Corporation
Most cited
By later US patents
- Magnetic device with high saturation current and low core loss51US 8,723,629 B1Cyntec Co., Ltd. · 2014
- Grain-oriented electromagnetic steel sheet with improved watt loss43US 4,293,350 ANippon Steel Corporation · 1981
- 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