- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 33/20 - Arrangements or instruments for measuring magnetic variables involving magnetic resonance
Patent holdings for IPC class G01R 33/20
Total number of patents in this class: 425
10-year publication summary
|
18
|
38
|
28
|
25
|
28
|
25
|
19
|
25
|
31
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Electric Industries, Ltd. | 16355 |
13 |
| Nissin Electric Co., Ltd. | 272 |
13 |
| Koninklijke Philips N.V. | 25873 |
10 |
| The Johns Hopkins University | 5887 |
10 |
| Siemens Healthineers AG | 7066 |
10 |
| General Electric Company | 13910 |
8 |
| The Regents of the University of California | 20778 |
8 |
| Kyoto University | 2906 |
8 |
| The University of Queensland | 654 |
7 |
| Baker Hughes Incorporated | 4927 |
6 |
| The General Hospital Corporation | 4871 |
6 |
| GE Precision Healthcare LLC | 5793 |
6 |
| Koninklijke Philips Electronics N.V. | 7398 |
5 |
| Hyperfine Research, Inc. | 41 |
5 |
| Shanghai United Imaging Healthcare Co., Ltd. | 2118 |
5 |
| Schlumberger Technology Corporation | 11820 |
4 |
| Kyocera Corporation | 14383 |
4 |
| Massachusetts Institute of Technology | 10254 |
4 |
| The Board of Trustees of the Leland Stanford Junior University | 6656 |
4 |
| University of Florida Research Foundation, Inc. | 4179 |
4 |
| Other owners | 285 |