H01F 37/00
Fixed inductances not covered by group h01f17/00
Official title: Fixed inductances not covered by group H01F17/00
H01F37/00 (Fixed inductances not covered by group h01f17/00) appears on 849 US grants and 1,096 published applications in this corpus.
Search patents in H01F- Granted patents
- 849
- Published applications
- 1,096
- Assignees
- 359
- Inventors
- 1,686
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 4 |
| 2002 | 8 | 31 |
| 2003 | 15 | 13 |
| 2004 | 15 | 20 |
| 2005 | 14 | 20 |
| 2006 | 18 | 19 |
| 2007 | 19 | 17 |
| 2008 | 14 | 16 |
| 2009 | 8 | 33 |
| 2010 | 23 | 35 |
| 2011 | 35 | 29 |
| 2012 | 27 | 27 |
| 2013 | 26 | 39 |
| 2014 | 29 | 42 |
| 2015 | 25 | 52 |
| 2016 | 33 | 47 |
| 2017 | 31 | 42 |
| 2018 | 37 | 81 |
| 2019 | 52 | 92 |
| 2020 | 74 | 77 |
| 2021 | 40 | 85 |
| 2022 | 61 | 56 |
| 2023 | 49 | 63 |
| 2024 | 60 | 59 |
| 2025 | 41 | 65 |
| 2026 | 25 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Double-side-cooling power module29 Sep 2026US 12,751,337 B2Monolithic Power Systems, Inc.
- Inductor component8 Sep 2026US 12,731,728 B2Samsung Electro-Mechanics Co., Ltd.
- Reactor, converter, and power conversion device11 Aug 2026US 12,706,239 B2Autonetworks Technologies, Ltd.
- Inductors for direct current (DC) circuit breakers in aircraft applications11 Aug 2026US 12,706,242 B2Hamilton Sundstrand Corporation
- Reactor, converter, and power conversion device4 Aug 2026US 12,700,531 B2Autonetworks Technologies, Ltd.
- Method for fabricating inductors and inductor1 Oct 2026US 2026/0302059 A1Anhui University
- Inductor packages having coil with wedge electrical bonds for increased coil core area, and related fabrication methods24 Sep 2026US 2026/0290678 A1QUALCOMM Incorporated
- Multilayer coil component24 Sep 2026US 2026/0290684 A1TDK Corporation
- Coil component and filter stage20 Aug 2026US 2026/0245782 A1
- Composite magnetic material, dust core, and power choke coil13 Aug 2026US 2026/0237545 A1Panasonic Intellectual Property Management Co., Ltd.
Most cited
By later US patents
- Wireless energy transfer using repeater resonators365US 8,729,737 B2WiTricity Corporation · 2014
- Multiphase voltage regulator having coupled inductors with reduced winding resistance189US 7,649,434 B2Virginia Tech Intellectual Properties, Inc. · 2010
- Compound inductors for use in switching regulators129US 5,481,238 AArgus Technologies Ltd. · 1996
- Method for making magnetic components with N-phase coupling, and related inductor structures96US 7,352,269 B2Volterra Semiconductor Corporation · 2008
- High current, low profile inductor93US 6,204,744 B1Vishay Dale Electronics, Inc. · 2001