G01R 33/583
Calibration of signal excitation or detection systems
Official title: {Calibration of signal excitation or detection systems, e.g. for optimal RF excitation power or frequency (G01R33/246 takes precedence)}
G01R33/583 (Calibration of signal excitation or detection systems) appears on 314 US grants and 311 published applications in this corpus.
Search patents in G01R- Granted patents
- 314
- Published applications
- 311
- Assignees
- 110
- Inventors
- 640
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 8 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 3 |
| 2003 | 1 | 6 |
| 2004 | 7 | 7 |
| 2005 | 3 | 3 |
| 2006 | 5 | 3 |
| 2007 | 5 | 12 |
| 2008 | 7 | 8 |
| 2009 | 6 | 6 |
| 2010 | 5 | 11 |
| 2011 | 7 | 7 |
| 2012 | 8 | 6 |
| 2013 | 2 | 20 |
| 2014 | 6 | 11 |
| 2015 | 4 | 23 |
| 2016 | 7 | 14 |
| 2017 | 18 | 16 |
| 2018 | 26 | 25 |
| 2019 | 31 | 30 |
| 2020 | 33 | 15 |
| 2021 | 18 | 20 |
| 2022 | 21 | 12 |
| 2023 | 14 | 9 |
| 2024 | 9 | 16 |
| 2025 | 12 | 17 |
| 2026 | 13 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Interference cancellation method, medium, and device25 Aug 2026US 12,716,975 B2Hangzhou Weiying Medical Technology Co., Ltd.
- Optimized acquisition of measured data by means of magnetic resonance technology25 Aug 2026US 12,716,976 B2Siemens Healthineers AG
- Tuning device for receiving coil, cryogenic probe, and magnetic resonance device28 Jul 2026US 12,693,357 B2Wuhan United Imaging Life Science Instrument Co., Ltd.
- High field magnetic resonance16 Jun 2026US RE50,920 E1Regents of the University of Minnesota
- System and method for region stratification on calibration images9 Jun 2026US 12,651,345 B2GE Precision Healthcare LLC
- Bloch-simulator-based joint reconstruction and field inhomogeneity estimation with plug-and-play denoising diffusion model1 Oct 2026US 2026/0299052 A1Siemens Healthineers AG
- Systems and methods for image guidance and device tracking during magnetic resonance imaging24 Sep 2026US 2026/0287691 A1Sunnybrook Research Institute
- Methods and systems for calibrating medical devices24 Sep 2026US 2026/0287700 A1Shanghai United Imaging Healthcare Co., Ltd.
- Subspace projection to estimate signal inconsistencies2 Jul 2026US 2026/0186094 A1Canon Medical Systems Corporation
- Magnetic resonance imaging system and coil positioning method therefor2 Jul 2026US 2026/0186095 A1GE Precision Healthcare LLC
Most cited
By later US patents
- MR imaging method and apparatus for guiding a catheter206US 5,810,728 AU. S. Philips Corporation · 1998
- High field magnetic resonance122US 7,800,368 B2Regents of the University of Minnesota · 2010
- Radio frequency coil tuning methods and apparatus87US 10,551,452 B2Hyperfine Research, Inc. · 2020
- Nuclear magnetic resonance imaging apparatus81US 4,534,358 APicker International, Inc. · 1985
- Magnetic resonance imaging using preparation scan for optimizing pulse sequence70US 6,781,375 B2Kabushiki Kaisha Toshiba · 2004