H01F 7/202
Electromagnets for high magnetic field strength
Official title: {Electromagnets for high magnetic field strength (for superconducting electromagnets H01F6/00; for transformers or inductances without a magnetic core H01F30/08)}
H01F7/202 (Electromagnets for high magnetic field strength) appears on 219 US grants and 218 published applications in this corpus.
Search patents in H01F- Granted patents
- 219
- Published applications
- 218
- Assignees
- 167
- Inventors
- 510
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 8 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 5 |
| 2004 | 5 | 4 |
| 2005 | 5 | 5 |
| 2006 | 3 | 6 |
| 2007 | 3 | 3 |
| 2008 | 4 | 10 |
| 2009 | 1 | 10 |
| 2010 | 4 | 6 |
| 2011 | 8 | 8 |
| 2012 | 4 | 3 |
| 2013 | 7 | 2 |
| 2014 | 6 | 5 |
| 2015 | 3 | 9 |
| 2016 | 8 | 12 |
| 2017 | 8 | 11 |
| 2018 | 7 | 11 |
| 2019 | 14 | 19 |
| 2020 | 12 | 11 |
| 2021 | 11 | 13 |
| 2022 | 12 | 16 |
| 2023 | 8 | 15 |
| 2024 | 13 | 15 |
| 2025 | 9 | 9 |
| 2026 | 3 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Nested coil assembly for generating a constrained magnetic field11 Aug 2026US 12,706,237 B1
- Pulsed electromagnetic propulsion system7 Jul 2026US 12,674,441 B2
- Actuator and optical device16 Jun 2026US 12,658,349 B2Nidec Precision Corporation
- Plasma processing apparatus and plasma control method using magnetic field30 Dec 2025US 12,512,305 B2Semes Co., Ltd.
- Method for destroying small electronic equipment, and a device for destroying small electronic equipment, in particular the contents of non-volatile memory9 Dec 2025US 12,494,313 B2DISKUS Polska Sp. z o.o.
- Space electromagnetic field generator and freshness maintenance device using the same8 Oct 2026US 2026/0311923 A1
- Self-adaptive cooling system for moving coil of high-thrust electrodynamic vibration table and control method thereof27 Aug 2026US 2026/0251527 A1China University of Mining and Technology
- Cyclotron30 Jul 2026US 2026/0223277 A1NanoMarker
- Core assembly and core mount for use in x-ray generation unit of a medical imaging device28 May 2026US 2026/0148887 A1GE Precision Healthcare LLC
- METHOD & APPARATUS FOR An Reactionless Electromagnetic Engine7 May 2026US 2026/0128201 A1
Most cited
By later US patents
- System and method for magnetic scanning, accelerating, and implanting of an ion beam122US 5,483,077 ANissin Electric Co., Ltd. · 1996
- Ferrofluidic cooling and acoustical noise reduction in magnetic stimulators108US 7,396,326 B2Neuronetics, Inc. · 2008
- Inductor for magnetic pulse working of tubular metal articles99US 4,129,846 A1978
- System and method for producing oscillating magnetic fields in working gaps useful for irradiating a surface with atomic and molecular ions89US 5,311,028 ANissin Electric Co., Ltd. · 1994
- Synchronous plasma packet accelerator77US 4,047,068 AKreidl Chemico Physical K.G. · 1977