H01F 41/06
Coil winding
H01F41/06 (Coil winding) appears on 1,396 US grants and 1,480 published applications in this corpus.
Search patents in H01F- Granted patents
- 1,396
- Published applications
- 1,480
- Assignees
- 704
- Inventors
- 3,066
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 15 | 0 |
| 1977 | 10 | 0 |
| 1978 | 14 | 0 |
| 1979 | 8 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 5 | 0 |
| 1983 | 9 | 0 |
| 1984 | 11 | 0 |
| 1985 | 14 | 0 |
| 1986 | 7 | 0 |
| 1987 | 20 | 0 |
| 1988 | 14 | 0 |
| 1989 | 14 | 0 |
| 1990 | 14 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 11 | 0 |
| 1994 | 21 | 0 |
| 1995 | 14 | 0 |
| 1996 | 21 | 0 |
| 1997 | 19 | 0 |
| 1998 | 13 | 0 |
| 1999 | 20 | 0 |
| 2000 | 22 | 0 |
| 2001 | 12 | 6 |
| 2002 | 12 | 17 |
| 2003 | 17 | 23 |
| 2004 | 12 | 30 |
| 2005 | 13 | 33 |
| 2006 | 29 | 19 |
| 2007 | 22 | 32 |
| 2008 | 18 | 37 |
| 2009 | 18 | 48 |
| 2010 | 28 | 42 |
| 2011 | 39 | 37 |
| 2012 | 28 | 30 |
| 2013 | 22 | 43 |
| 2014 | 27 | 51 |
| 2015 | 33 | 81 |
| 2016 | 43 | 69 |
| 2017 | 66 | 79 |
| 2018 | 49 | 104 |
| 2019 | 79 | 123 |
| 2020 | 79 | 104 |
| 2021 | 87 | 112 |
| 2022 | 58 | 76 |
| 2023 | 88 | 91 |
| 2024 | 82 | 80 |
| 2025 | 68 | 66 |
| 2026 | 47 | 47 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01F 41/064Winding non-flat conductive wires332
- H01F 41/082Devices for guiding or positioning the winding material on the former245
- H01F 41/061Winding flat conductive wires or sheets229
- H01F 41/071Winding coils of special form214
- H01F 41/08Winding conductors onto closed formers or cores179
- H01F 41/098Mandrels152
- H01F 41/076Forming taps or terminals while winding133
- H01F 41/09Winding machines having two or more work holders or formers50
Recent patents
- Electro-magnetic coil with coolant permeability6 Oct 2026US 12,755,890 B2Magnebotix AG
- Bobbin wound coil for an electromagnetic coupling6 Oct 2026US 12,755,896 B2Warner Electric Technology LLC
- Wire-coil providing device for moving a plurality of wire coils during the production of coil windings6 Oct 2026US 12,755,899 B2ZF Friedrichshafen AG
- Manufacturing method of coil component and coil component29 Sep 2026US 12,746,712 B2Sumida Corporation
- Coil component29 Sep 2026US 12,749,611 B2Murata Manufacturing Co., Ltd.
- Magnetic shunt for toroidal magnetic assembly8 Oct 2026US 2026/0311929 A1Tesla, Inc.
- Coil and Method of Manufacturing Coil1 Oct 2026US 2026/0302055 A1Hyundai Motor Company
- Method for fabricating inductors and inductor1 Oct 2026US 2026/0302059 A1Anhui University
- Internally-cooled actuator coil24 Sep 2026US 2026/0290679 A1ASML Netherlands B. V.
- Coil structure and manufacturing method therefor17 Sep 2026US 2026/0279647 A1Haihong Electric Co., Ltd.
Most cited
By later US patents
- Transformer construction143US 8,410,889 B2Enecsys Limited · 2013
- Installation137US 7,969,045 B2Sew-Eurodrive GmbH & Co. KG · 2011
- Method of making a self-supporting wire coil125US 4,053,975 ASiemens Aktiengesellschaft · 1977
- Transformer construction122US 8,917,156 B2Enecsys Limited · 2014
- Electroacoustic transducer85US 7,062,063 B2Sonion Horsens A/S · 2006