H01F 7/0205
Magnetic circuits with pm in general
Official title: {Magnetic circuits with PM in general}
H01F7/0205 (Magnetic circuits with pm in general) appears on 906 US grants and 1,106 published applications in this corpus.
Search patents in H01F- Granted patents
- 906
- Published applications
- 1,106
- Assignees
- 582
- Inventors
- 2,140
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 8 | 0 |
| 1978 | 6 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 10 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 2 |
| 2003 | 3 | 6 |
| 2004 | 1 | 8 |
| 2005 | 10 | 14 |
| 2006 | 11 | 10 |
| 2007 | 6 | 15 |
| 2008 | 10 | 22 |
| 2009 | 7 | 26 |
| 2010 | 23 | 29 |
| 2011 | 8 | 24 |
| 2012 | 25 | 44 |
| 2013 | 31 | 48 |
| 2014 | 35 | 37 |
| 2015 | 29 | 62 |
| 2016 | 44 | 66 |
| 2017 | 48 | 77 |
| 2018 | 43 | 66 |
| 2019 | 59 | 73 |
| 2020 | 60 | 76 |
| 2021 | 67 | 73 |
| 2022 | 73 | 73 |
| 2023 | 66 | 80 |
| 2024 | 63 | 71 |
| 2025 | 59 | 57 |
| 2026 | 28 | 46 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Construction magnetic panel and method of manufacture22 Sep 2026US 12,744,144 B2Cuby Technologies Inc
- MRI compatible magnet for cochlear implant15 Sep 2026US 12,734,357 B2Zhejiang Nurotron Biotechnology Co., Ltd.
- Magnet roller, developing roller, and image forming apparatus1 Sep 2026US 12,724,363 B2KYOCERA Document Solutions Inc.
- Magnet assembly for inclusion within a motor assembly1 Sep 2026US 12,725,724 B2Systematic Audio, LLC
- Repelling magnet assembly25 Aug 2026US 12,714,873 B1
- Systems and methods for deploying and retrieving magnetically coupled temporary wireline fiber for broadside wave detection8 Oct 2026US 2026/0309022 A1
- Magnet retention system8 Oct 2026US 2026/0311920 A1Nairobi Incorporated
- Waveguide device, microwave outdoor unit, and long-haul microwave transmission device24 Sep 2026US 2026/0291044 A1
- A magnetic device comprising magnetic particles10 Sep 2026US 2026/0269112 A1Bionaut Labs Ltd.
- Magnet module, sensor module, and method for manufacturing magnet module10 Sep 2026US 2026/0269114 A1Panasonic Intellectual Property Management Co., Ltd.
Most cited
By later US patents
- Permanent magnet device for implantation420US 4,197,840 ABBC Brown, Boveri & Company, Limited · 1980
- Magnetic tool holder137US 4,826,059 A1989
- Magnetic garment closure system and method for producing same137US 5,604,960 A1997
- Magnetic positioning for inductive coupling132US 8,766,484 B2Access Business Group International LLC · 2014
- Protective cover for a tablet computer111US 8,344,836 B2Apple Inc. · 2013