- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 33/28 - Details of apparatus provided for in groups
Patent holdings for IPC class G01R 33/28
Total number of patents in this class: 1802
10-year publication summary
|
149
|
141
|
139
|
114
|
106
|
85
|
80
|
94
|
90
|
23
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koninklijke Philips N.V. | 25624 |
210 |
| Siemens Healthineers AG | 6968 |
173 |
| Koninklijke Philips Electronics N.V. | 7988 |
55 |
| GE Precision Healthcare LLC | 5695 |
40 |
| Toshiba Medical Systems Corporation | 2085 |
34 |
| Philips Intellectual Property & Standards GmbH | 1711 |
34 |
| Synaptive Medical Inc. | 553 |
27 |
| Hyperfine Operations, Inc. | 189 |
26 |
| FUJIFILM Corporation | 30277 |
25 |
| ClearPoint Neuro, Inc. | 129 |
24 |
| Aspect Imaging Ltd. | 135 |
20 |
| Shanghai United Imaging Healthcare Co., Ltd. | 2065 |
20 |
| General Electric Company | 13806 |
17 |
| NVision Imaging Technologies GmbH | 44 |
17 |
| Canon Medical Systems Corporation | 2434 |
16 |
| Samsung Electronics Co., Ltd. | 154120 |
15 |
| Centre National de La Recherche Scientifique | 10881 |
15 |
| Siemens Medical Solutions USA, Inc. | 1468 |
14 |
| The Johns Hopkins University | 5821 |
14 |
| Medtronic, Inc. | 9721 |
13 |
| Other owners | 993 |