G01R 33/243
Spatial mapping of the polarizing magnetic field
Official title: {Spatial mapping of the polarizing magnetic field}
G01R33/243 (Spatial mapping of the polarizing magnetic field) appears on 228 US grants and 279 published applications in this corpus.
Search patents in G01R- Granted patents
- 228
- Published applications
- 279
- Assignees
- 115
- Inventors
- 496
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 2 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 3 |
| 2008 | 2 | 4 |
| 2009 | 5 | 6 |
| 2010 | 4 | 14 |
| 2011 | 5 | 6 |
| 2012 | 6 | 1 |
| 2013 | 6 | 8 |
| 2014 | 3 | 8 |
| 2015 | 2 | 27 |
| 2016 | 5 | 14 |
| 2017 | 19 | 25 |
| 2018 | 24 | 21 |
| 2019 | 22 | 22 |
| 2020 | 26 | 15 |
| 2021 | 21 | 20 |
| 2022 | 20 | 19 |
| 2023 | 9 | 19 |
| 2024 | 19 | 11 |
| 2025 | 17 | 22 |
| 2026 | 6 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and measuring apparatus for measuring a magnetic field in a field of view of a magnetic resonance facility18 Aug 2026US 12,710,491 B2Siemens Healthineers AG
- Systems and methods for magnetic resonance imaging18 Aug 2026US 12,710,498 B2Shanghai United Imaging Healthcare Co., Ltd.
- Iterative shimming for low-field head-optimized MRI2 Jun 2026US 12,644,942 B2Neuro42 Inc.
- Method for determining a radio-frequency transmission pulse for a magnetic resonance scan, a magnetic resonance apparatus, and a computer program product2 Jun 2026US 12,644,946 B2Siemens Healthineers AG
- System and method for imaging tissue20 Jan 2026US 12,529,742 B2Aspect Imaging Ltd.
- System and method for improving nmr measurement results for a sample6 Aug 2026US 2026/0227475 A1Bruker BioSpin GmbH
- Magnetic resonance sequence with free excitation pulse and form-bound refocusing pulses30 Jul 2026US 2026/0219346 A1
- Deep learning enabled b0 mapping23 Jul 2026US 2026/0211067 A1Siemens Healthineers AG
- Magnetic resonance imaging apparatus and information processing apparatus16 Jul 2026US 2026/0202497 A1Canon Medical Systems Corporation
- Method and system for acquiring magnetic flux densities of a magnetic resonance device2 Jul 2026US 2026/0186085 A1
Most cited
By later US patents
- Methods and apparatus for magnetic field shimming115US 10,145,913 B2Hyperfine Research, Inc. · 2018
- Resonant magnetic susceptibility imaging (ReMSI)90US 6,477,398 B12002
- Magnetic resonance field map estimation for species separation24US 7,924,002 B2The Board of Trustees of the Leland Stanford Junior University · 2011
- Systems and methods for shim current calculation22US 9,513,359 B2General Electric Company · 2016
- Permanent magnet NMR imaging apparatus18US 4,580,098 AE. I. Du Pont de Nemours and Company · 1986