- All sections
- G - Physics
- G01V - Geophysicsgravitational measurementsdetecting masses or objectstags
- G01V 8/24 - Detecting, e.g. by using light barriers using multiple transmitters or receivers using optical fibres
Patent holdings for IPC class G01V 8/24
Total number of patents in this class: 134
10-year publication summary
|
19
|
10
|
7
|
6
|
9
|
9
|
8
|
5
|
5
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 20769 |
29 |
| Schlumberger Technology Corporation | 10641 |
9 |
| Baker Hughes Incorporated | 5281 |
9 |
| Schlumberger Canada Limited | 7244 |
7 |
| Schlumberger Technology B.v. | 5154 |
7 |
| Services Petroliers Schlumberger | 5763 |
7 |
| Schlumberger Holdings Limited | 2840 |
4 |
| Nippon Telegraph and Telephone Corporation | 17207 |
4 |
| Prad Research and Development Limited | 2693 |
4 |
| Avalon Sciences Ltd | 29 |
3 |
| Geospace Technologies Corporation | 47 |
3 |
| NEC Corporation | 35424 |
2 |
| Koninklijke Philips N.V. | 24610 |
2 |
| Verizon Patent And Licensing Inc. | 7070 |
2 |
| ENI S.p.A. | 1257 |
2 |
| Marmon Utility LLC | 60 |
2 |
| NEC Laboratories America, Inc. | 1152 |
2 |
| LG Electronics Inc. | 72559 |
1 |
| Shell Internationale Research Maatschappij B.V. | 3551 |
1 |
| Hewlett-Packard Development Company, L.P. | 25940 |
1 |
| Other owners | 33 |