H01F 6/06
Coils
Official title: Coils, e.g. winding, insulating, terminating or casing arrangements therefor
H01F6/06 (Coils) appears on 1,041 US grants and 1,054 published applications in this corpus.
Search patents in H01F- Granted patents
- 1,041
- Published applications
- 1,054
- Assignees
- 411
- Inventors
- 2,043
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 4 | 0 |
| 1983 | 10 | 0 |
| 1984 | 8 | 0 |
| 1985 | 9 | 0 |
| 1986 | 9 | 0 |
| 1987 | 10 | 0 |
| 1988 | 6 | 0 |
| 1989 | 7 | 0 |
| 1990 | 13 | 0 |
| 1991 | 8 | 0 |
| 1992 | 17 | 0 |
| 1993 | 11 | 0 |
| 1994 | 27 | 0 |
| 1995 | 14 | 0 |
| 1996 | 20 | 0 |
| 1997 | 14 | 0 |
| 1998 | 13 | 0 |
| 1999 | 13 | 0 |
| 2000 | 10 | 0 |
| 2001 | 7 | 2 |
| 2002 | 10 | 8 |
| 2003 | 11 | 15 |
| 2004 | 13 | 20 |
| 2005 | 14 | 10 |
| 2006 | 15 | 18 |
| 2007 | 10 | 19 |
| 2008 | 11 | 23 |
| 2009 | 11 | 38 |
| 2010 | 15 | 23 |
| 2011 | 25 | 22 |
| 2012 | 34 | 27 |
| 2013 | 23 | 32 |
| 2014 | 28 | 38 |
| 2015 | 36 | 55 |
| 2016 | 26 | 59 |
| 2017 | 52 | 67 |
| 2018 | 51 | 59 |
| 2019 | 57 | 52 |
| 2020 | 53 | 77 |
| 2021 | 44 | 80 |
| 2022 | 59 | 63 |
| 2023 | 57 | 67 |
| 2024 | 60 | 64 |
| 2025 | 45 | 54 |
| 2026 | 33 | 62 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- HTS magnet ramping to reduce screening currents29 Sep 2026US 12,749,605 B2Tokamak Energy Ltd
- Transport current saturated HTS magnets1 Sep 2026US 12,725,722 B2Tokamak Energy Ltd
- Electromagnet coil assembly1 Sep 2026US 12,725,723 B2Vdl Enabling Technologies Group Eindhoven B.V.
- Control system for charging of non/partially insulated superconducting magnets and related techniques18 Aug 2026US 12,712,103 B2Massachusetts Institute of Technology
- Passive quench protection techniques for non-insulated superconducting magnets4 Aug 2026US 12,700,530 B2Commonwealth Fusion Systems LLC
- Superconducting magnet apparatus and magnetic resonance imaging apparatus8 Oct 2026US 2026/0309819 A1Canon Medical Systems Corporation
- Superconducting magnet and magnetic resonance imaging apparatus1 Oct 2026US 2026/0299065 A1Canon Medical Systems Corporation
- Superconducting coil device, magnetic resonance imaging apparatus including the same, and temperature management method of superconducting coil device1 Oct 2026US 2026/0302026 A1FUJIFILM Corporation
- Iron core-equipped superconducting magnet, accelerator including iron core-equipped superconducting magnet, and particle beam therapy apparatus including accelerator1 Oct 2026US 2026/0302027 A1Hitachi High-Tech Corporation
- Low loss superconductor electrical cable1 Oct 2026US 2026/0302028 A1Tokamak Energy Ltd
Most cited
By later US patents
- Superconducting quick switch86US 8,134,434 B2Quantum Design, Inc. · 2012
- Concentric tilted double-helix dipoles and higher-order multipole magnets73US 6,921,042 B12005
- Current limiting device with printed conductor configuration of high Tc superconductive material and method for producing the device65US 6,433,974 B1Siemens Aktiengesellschaft · 2002
- Coil of superconducting material for electric appliance and motor utilizing said coil63US 5,099,162 ACanon Kabushiki Kaisha · 1992
- Superconducting dipole electromagnet62US 4,038,622 AThe United States of America as represented by the United States Energy Research and Development Administration · 1977