- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 33/12 - Measuring magnetic properties of articles or specimens of solids or fluids
Patent holdings for IPC class G01R 33/12
Total number of patents in this class: 1212
10-year publication summary
|
65
|
84
|
103
|
90
|
111
|
79
|
66
|
73
|
77
|
31
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koninklijke Philips Electronics N.V. | 9805 |
41 |
| President and Fellows of Harvard College | 5964 |
28 |
| TDK Corporation | 6702 |
25 |
| The Regents of the University of California | 19857 |
19 |
| Western Digital Technologies, Inc. | 1796 |
14 |
| International Business Machines Corporation | 61185 |
12 |
| Mitsubishi Electric Corporation | 45946 |
12 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10922 |
12 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42389 |
11 |
| Endomagnetics Limited | 123 |
11 |
| Regents of the University of Minnesota | 2688 |
11 |
| Koninklijke Philips N.V. | 24688 |
10 |
| SAE Magnetics (H.K.) Ltd. | 331 |
10 |
| Beihang University | 506 |
10 |
| Halliburton Energy Services, Inc. | 20835 |
9 |
| Tohoku University | 2775 |
9 |
| Siemens Healthineers Nederland B.V. | 105 |
9 |
| Massachusetts Institute of Technology | 10030 |
8 |
| Lexmark International, Inc. | 1671 |
8 |
| Allegro Microsystems, LLC | 1323 |
8 |
| Other owners | 935 |