H01F 27/2814
With only part of the coil or of the winding in the
Official title: {with only part of the coil or of the winding in the printed circuit board, e.g. the remaining coil or winding sections can be made of wires or sheets}
H01F27/2814 (With only part of the coil or of the winding in the) appears on 146 US grants and 197 published applications in this corpus.
Search patents in H01F- Granted patents
- 146
- Published applications
- 197
- Assignees
- 119
- Inventors
- 397
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 0 |
| 2006 | 1 | 1 |
| 2007 | 2 | 9 |
| 2008 | 2 | 6 |
| 2009 | 7 | 10 |
| 2010 | 5 | 7 |
| 2011 | 7 | 6 |
| 2012 | 5 | 5 |
| 2013 | 5 | 6 |
| 2014 | 2 | 7 |
| 2015 | 3 | 6 |
| 2016 | 4 | 12 |
| 2017 | 8 | 11 |
| 2018 | 7 | 8 |
| 2019 | 12 | 14 |
| 2020 | 8 | 10 |
| 2021 | 3 | 14 |
| 2022 | 12 | 14 |
| 2023 | 9 | 10 |
| 2024 | 12 | 14 |
| 2025 | 8 | 18 |
| 2026 | 4 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Supply circuit for power module with built-in isolation transformer and associated power module18 Aug 2026US 12,712,109 B2Safran
- Package with mold-embedded inductor and method of fabrication therefor2 Jun 2026US 12,648,480 B2NXP USA, Inc.
- Planar transformer and active circuit17 Mar 2026US 12,580,116 B2Huawei Digital Power Technologies Co., Ltd.
- Magnetic component and power conversion apparatus including the same6 Jan 2026US 12,518,913 B2Denso Corporation
- Block coil23 Dec 2025US 12,505,951 B2Murata Manufacturing Co., Ltd.
- Magnetic component and power conversion module20 Aug 2026US 2026/0246374 A1Lite-On Technology Corporation
- Block coil19 Mar 2026US 2026/0081066 A1Murata Manufacturing Co., Ltd.
- Block coil12 Feb 2026US 2026/0045403 A1Murata Manufacturing Co., Ltd.
- Surface-mount-technology-to-pin-through-hole adapter8 Jan 2026US 2026/0013048 A1Murata Manufacturing Co., Ltd.
- Transformer20 Nov 2025US 2025/0357039 A1Denso Corporation
Most cited
By later US patents
- Composite magnetic core for switch-mode power converters157US 6,980,077 B1ColdWatt, Inc. · 2005
- Transformers and coupled inductors with optimum interleaving of windings144US 5,543,773 AElectrotech Instruments Limited · 1996
- High average power magnetic modulator for metal vapor lasers121US 5,315,611 AThe United States of America as represented by the United States Department of Energy · 1994
- High frequency output inductor for inverter power supply103US 4,455,545 ASperry Corporation · 1984
- Transformer for use with surface mounting technology83US 4,975,671 AApple Computer, Inc. · 1990