- All sections
- G - Physics
- G01R - Measuring electric variablesmeasuring magnetic variables
- G01R 33/032 - Measuring direction or magnitude of magnetic fields or magnetic flux using magneto-optic devices, e.g. Faraday
Patent holdings for IPC class G01R 33/032
Total number of patents in this class: 690
10-year publication summary
|
84
|
67
|
41
|
58
|
62
|
58
|
52
|
61
|
55
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lockheed Martin Corporation | 3279 |
67 |
| HI LLC, DBA Kernel | 235 |
20 |
| citizen Finedevice Co., Ltd. | 65 |
15 |
| Robert Bosch GmbH | 43587 |
13 |
| President and Fellows of Harvard College | 6040 |
12 |
| citizen Watch Co., Ltd. | 1084 |
12 |
| Halliburton Energy Services, Inc. | 21194 |
11 |
| Seiko Epson Corporation | 20013 |
11 |
| Hamamatsu Photonics K.K. | 4601 |
11 |
| Honeywell International Inc. | 12786 |
10 |
| Samsung Electronics Co., Ltd. | 153845 |
9 |
| Sumitomo Electric Industries, Ltd. | 16091 |
9 |
| Kyoto University | 2887 |
9 |
| Sumida Corporation | 332 |
9 |
| Texas Instruments Incorporated | 19631 |
8 |
| Hitachi, Ltd. | 15895 |
7 |
| OptaSense Holdings Limited | 193 |
7 |
| Shinshu University | 482 |
7 |
| X Development LLC | 1374 |
7 |
| Deuve Photonics, Inc. | 16 |
7 |
| Other owners | 429 |