- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 33/44 - Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
Patent holdings for IPC class G01R 33/44
Total number of patents in this class: 1341
10-year publication summary
|
109
|
147
|
115
|
154
|
118
|
108
|
70
|
76
|
42
|
31
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hyperfine Operations, Inc. | 179 |
108 |
| Halliburton Energy Services, Inc. | 20835 |
90 |
| Schlumberger Technology Corporation | 10662 |
77 |
| Siemens Healthineers AG | 6602 |
71 |
| Koninklijke Philips N.V. | 24688 |
61 |
| Saudi Arabian Oil Company | 12947 |
50 |
| Schlumberger Canada Limited | 7273 |
29 |
| Schlumberger Technology B.v. | 5161 |
28 |
| Services Petroliers Schlumberger | 5772 |
28 |
| Case Western Reserve University | 1809 |
17 |
| Aramco Services Company | 3929 |
16 |
| T2 Biosystems, Inc. | 120 |
15 |
| Synaptive Medical Inc. | 590 |
15 |
| GE Precision Healthcare LLC | 5436 |
15 |
| Baker Hughes Incorporated | 5277 |
14 |
| The Regents of the University of California | 19857 |
12 |
| Hyperfine Research, Inc. | 41 |
12 |
| FUJIFILM Corporation | 29295 |
11 |
| Chevron U.S.A. Inc. | 3947 |
11 |
| Massachusetts Institute of Technology | 10030 |
10 |
| Other owners | 651 |