A61B 5/242
Detecting biomagnetic fields
Official title: Detecting biomagnetic fields, e.g. magnetic fields produced by bioelectric currents
A61B5/242 (Detecting biomagnetic fields) appears on 727 US grants and 980 published applications in this corpus.
Search patents in A61B- Granted patents
- 727
- Published applications
- 980
- Assignees
- 407
- Inventors
- 1,442
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 6 | 0 |
| 1991 | 8 | 0 |
| 1992 | 4 | 0 |
| 1993 | 7 | 0 |
| 1994 | 10 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 8 | 0 |
| 1998 | 10 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 9 | 3 |
| 2002 | 9 | 11 |
| 2003 | 7 | 10 |
| 2004 | 12 | 21 |
| 2005 | 7 | 21 |
| 2006 | 10 | 15 |
| 2007 | 4 | 11 |
| 2008 | 12 | 13 |
| 2009 | 6 | 35 |
| 2010 | 14 | 13 |
| 2011 | 10 | 16 |
| 2012 | 10 | 25 |
| 2013 | 23 | 32 |
| 2014 | 19 | 43 |
| 2015 | 24 | 29 |
| 2016 | 25 | 44 |
| 2017 | 20 | 40 |
| 2018 | 20 | 45 |
| 2019 | 33 | 84 |
| 2020 | 44 | 82 |
| 2021 | 49 | 97 |
| 2022 | 73 | 80 |
| 2023 | 71 | 57 |
| 2024 | 53 | 70 |
| 2025 | 53 | 51 |
| 2026 | 35 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Magnetic field nulling6 Oct 2026US 12,755,881 B2Shimadzu Corporation
- Fetal magnetocardiography systems and methods29 Sep 2026US 12,745,938 B2CloudNav Inc.
- Optically pumped magnetometer and magnetoencephalograph15 Sep 2026US 12,733,856 B2Hamamatsu Photonics K.K.
- Brain measurement apparatus25 Aug 2026US 12,714,343 B2Hamamatsu Photonics K.K.
- Fundamental code unit of the brain: towards a new model for cognitive geometry25 Aug 2026US 12,714,362 B2Genesis Intelligence, LLC
- Signal Processing Methods and Systems for Biomagnetic Field Imaging1 Oct 2026US 2026/0294306 A1SB Technology, Inc.
- Magnetic detection device and decoding system17 Sep 2026US 2026/0272355 A1Sony Semiconductor Solutions Corporation
- Sensor localization in a magnetoencephalography (meg) system27 Aug 2026US 2026/0248408 A1FieldLine Inc.
- Hardware-accelerated neuromorphic system for real-time outcome monitoring, multimodal asset governance, and regulatory compliance for transposable self-reliant entities27 Aug 2026US 2026/0254923 A1Virtual Video Really by Ritchey, LLC
- Systems and methods to assess neurodegeneration in a patient using non-invasive stimulation20 Aug 2026US 2026/0241190 A1Sinaptica Therapeutics, Inc.
Most cited
By later US patents
- Cuffless blood pressure monitoring appliance401US 7,539,532 B22009
- Mobile user borne brain activity data and surrounding environment data correlation system364US 9,101,279 B2Virtual Video Reality by Ritchey, LLC · 2015
- Health monitoring appliance300US 8,684,900 B22014
- Apparatus for process for making biomagnetic measurements270US 4,793,355 ABiomagnetic Technologies, Inc. · 1988
- Neuroimaging as a marketing tool242US 6,099,319 A2000