H01F 7/0284
Using a trimmable or adjustable magnetic circuit
Official title: {using a trimmable or adjustable magnetic circuit, e.g. for a symmetric dipole or quadrupole magnetic field}
H01F7/0284 (Using a trimmable or adjustable magnetic circuit) appears on 113 US grants and 101 published applications in this corpus.
Search patents in H01F- Granted patents
- 113
- Published applications
- 101
- Assignees
- 52
- Inventors
- 127
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 2 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 3 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 32 |
| 2010 | 26 | 5 |
| 2011 | 7 | 9 |
| 2012 | 3 | 10 |
| 2013 | 12 | 9 |
| 2014 | 12 | 4 |
| 2015 | 3 | 7 |
| 2016 | 8 | 5 |
| 2017 | 4 | 3 |
| 2018 | 2 | 2 |
| 2019 | 2 | 0 |
| 2020 | 2 | 3 |
| 2021 | 4 | 2 |
| 2022 | 1 | 0 |
| 2023 | 2 | 2 |
| 2024 | 1 | 2 |
| 2025 | 1 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Magnetism alignment apparatus for negative electrodes and method for manufacturing negative electrodes using same17 Mar 2026US 12,576,422 B2LG Energy Solution, Ltd.
- Pole piece5 Aug 2025US 12,379,438 B2Nanalysis Corp.
- Gravity-fed filter interconnect utilizing coded polymagnets19 Nov 2024US 12,145,088 B2KX Technologies LLC
- Methods for generating directional magnetic fields and magnetic apparatuses thereof28 Nov 2023US 11,830,671 B2Lantha Tech Ltd.
- Gravity-fed filter interconnect utilizing coded polymagnets10 Oct 2023US 11,779,865 B2KX Technologies LLC
- Apparatus and Method for Generating and Controlling Magnetic Fields5 Mar 2026US 2026/0062152 A1Universität Stuttgart Körperschaft des öffentlichen Rechts
- Magnetism Alignment Apparatus for Negative Electrodes and Method for Manufacturing Negative Electrodes Using Same3 Apr 2025US 2025/0108404 A1LG Energy Solution, Ltd.
- Gravity-fed filter interconnect utilizing coded polymagnets9 Jan 2025US 2025/0010225 A1KX Technologies LLC
- Methods for generating directional magnetic fields and magnetic apparatuses thereof14 Mar 2024US 2024/0087782 A1Lantha Tech Ltd.
- Pole piece25 Jan 2024US 2024/0027552 A1Nanalysis Corp.
Most cited
By later US patents
- Method and system for producing repeating spatial forces114US 7,812,697 B2Cedar Ridge Research, LLC · 2010
- System and method for producing repeating spatial forces108US 7,808,349 B2Cedar Ridge Research, LLC · 2010
- Field emission system and method100US 7,868,721 B2Cedar Ridge Research, LLC · 2011
- Magnet configuration with permanent magnets80US 5,345,207 ALeybold Aktiengesellschaft · 1994
- Field structure and method for producing a field structure77US 7,839,246 B2Cedar Ridge Research, LLC · 2010