G01R 33/341
Comprising surface coils
Official title: comprising surface coils
G01R33/341 (Comprising surface coils) appears on 1,801 US grants and 1,793 published applications in this corpus.
Search patents in G01R- Granted patents
- 1,801
- Published applications
- 1,793
- Assignees
- 424
- Inventors
- 2,444
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 7 | 0 |
| 1987 | 11 | 0 |
| 1988 | 20 | 0 |
| 1989 | 21 | 0 |
| 1990 | 13 | 0 |
| 1991 | 18 | 0 |
| 1992 | 17 | 0 |
| 1993 | 18 | 0 |
| 1994 | 18 | 0 |
| 1995 | 21 | 0 |
| 1996 | 25 | 0 |
| 1997 | 22 | 0 |
| 1998 | 9 | 0 |
| 1999 | 15 | 0 |
| 2000 | 15 | 0 |
| 2001 | 25 | 8 |
| 2002 | 31 | 33 |
| 2003 | 35 | 47 |
| 2004 | 42 | 40 |
| 2005 | 42 | 62 |
| 2006 | 42 | 45 |
| 2007 | 54 | 68 |
| 2008 | 51 | 109 |
| 2009 | 70 | 109 |
| 2010 | 72 | 99 |
| 2011 | 73 | 75 |
| 2012 | 72 | 93 |
| 2013 | 64 | 88 |
| 2014 | 59 | 85 |
| 2015 | 51 | 93 |
| 2016 | 56 | 69 |
| 2017 | 86 | 93 |
| 2018 | 81 | 82 |
| 2019 | 120 | 77 |
| 2020 | 88 | 76 |
| 2021 | 77 | 63 |
| 2022 | 75 | 65 |
| 2023 | 62 | 67 |
| 2024 | 40 | 55 |
| 2025 | 53 | 66 |
| 2026 | 28 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Magnetic resonance imaging apparatus and automatic channel selection method of multi-channel reception coil29 Sep 2026US 12,748,171 B2FUJIFILM Corporation
- Magnetic resonance receiver coil array with sensor node18 Aug 2026US 12,710,493 B2Koninklijke Philips N. V.
- Magnetic resonance imaging apparatus18 Aug 2026US 12,710,494 B2FUJIFILM Corporation
- Flexible magnetic resonance (MR) coil array using electrical zipper contacts21 Jul 2026US 12,687,596 B2Koninklijke Philips N. V.
- Static field magnet and MRI apparatus16 Jun 2026US 12,656,428 B2Canon Kabushiki Kaisha
- Coil system1 Oct 2026US 2026/0299061 A1FUJIFILM Corporation
- Magnetic resonance imaging apparatus24 Sep 2026US 2026/0287693 A1Canon Kabushiki Kaisha
- Method for acquiring a signal with overlapping receive coils for mr imaging17 Sep 2026US 2026/0276763 A1Koninklijke Philips N. V.
- Method for ascertaining consistency information for a local coil10 Sep 2026US 2026/0266935 A1Siemens Healthineers AG
- Torso local coil array27 Aug 2026US 2026/0251737 A1
Most cited
By later US patents
- Systems and methods for evaluating the urethra and the periurethral tissues305US 6,898,454 B2Surgi-Vision, Inc. · 2005
- Method of internal magnetic resonance imaging and spectroscopic analysis and associated apparatus268US 5,699,801 AThe Johns Hopkins University · 1997
- Nuclear magnetic resonance (NMR) imaging with multiple surface coils258US 4,825,162 AGeneral Electric Company · 1989
- Miniature magnetic resonance catheter coils and related methods234US 6,263,229 B1The Johns Hopkins University School of Medicine · 2001
- Biopsy and sampling needle antennas for magnetic resonance imaging-guided biopsies218US 7,236,816 B2The Johns Hopkins University · 2007