- All sections
- G - Physics
- G01R - Measuring electric variables; measuring magnetic variables
- G01R 33/385 - Systems for generation, homogenisation or stabilisation of the main or gradient magnetic field using gradient magnetic field coils
Patent holdings for IPC class G01R 33/385
Total number of patents in this class: 1035
10-year publication summary
|
155
|
113
|
112
|
94
|
96
|
103
|
91
|
77
|
72
|
26
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Healthineers AG | 5714 |
187 |
| Koninklijke Philips N.V. | 22975 |
115 |
| Hyperfine Operations, Inc. | 168 |
83 |
| General Electric Company | 18133 |
57 |
| Toshiba Medical Systems Corporation | 2236 |
47 |
| Canon Medical Systems Corporation | 1922 |
42 |
| Synaptive Medical Inc. | 619 |
41 |
| FUJIFILM Healthcare Corporation | 924 |
35 |
| Koninklijke Philips Electronics N.V. | 13133 |
25 |
| GE Precision Healthcare LLC | 1580 |
23 |
| Shanghai United Imaging Healthcare Co., Ltd. | 1569 |
18 |
| Promaxo, Inc. | 46 |
13 |
| The General Hospital Corporation | 4517 |
12 |
| Siemens Healthcare Limited | 133 |
12 |
| ViewRay Systems, Inc. | 69 |
12 |
| Samsung Electronics Co., Ltd. | 131630 |
11 |
| Hitachi Medical Corporation | 713 |
9 |
| Kabushiki Kaisha Toshiba, doing business as Toshiba Corporation | 6275 |
8 |
| Hitachi, Ltd. | 16452 |
7 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
7 |
| Other owners | 271 |