- All sections
- G - Physics
- G01V - Geophysics; gravitational measurements; detecting masses or objects; tags
- G01V 3/00 - Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination or deviation
Patent holdings for IPC class G01V 3/00
Total number of patents in this class: 3976
10-year publication summary
|
307
|
230
|
235
|
145
|
106
|
87
|
77
|
77
|
22
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Siemens Healthineers AG | 5714 |
461 |
| General Electric Company | 18133 |
274 |
| Schlumberger Technology Corporation | 9690 |
198 |
| Halliburton Energy Services, Inc. | 20165 |
197 |
| Toshiba Medical Systems Corporation | 2236 |
158 |
| Baker Hughes Incorporated | 5689 |
153 |
| Koninklijke Philips N.V. | 22975 |
86 |
| FUJIFILM Healthcare Corporation | 924 |
70 |
| The Board of Trustees of the Leland Stanford Junior University | 6054 |
67 |
| Koninklijke Philips Electronics N.V. | 13133 |
49 |
| The General Hospital Corporation | 4517 |
49 |
| The Regents of the University of California | 18943 |
45 |
| Case Western Reserve University | 1727 |
40 |
| Regents of the University of Minnesota | 2620 |
39 |
| Wisconsin Alumni Research Foundation | 3774 |
38 |
| Bruker Switzerland AG | 141 |
38 |
| Fonar Corporation | 85 |
34 |
| Bruker BioSpin GmbH | 136 |
33 |
| IntelliServ, LLC | 113 |
31 |
| Canon Medical Systems Corporation | 1922 |
30 |
| Other owners | 1886 |