- All sections
- G - Physics
- G01V - Geophysicsgravitational measurementsdetecting masses or objectstags
- G01V 8/16 - Detecting, e.g. by using light barriers using one transmitter and one receiver using optical fibres
Patent holdings for IPC class G01V 8/16
Total number of patents in this class: 266
10-year publication summary
|
18
|
13
|
21
|
19
|
14
|
19
|
16
|
15
|
7
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 20964 |
52 |
| Baker Hughes Incorporated | 5246 |
43 |
| NEC Laboratories America, Inc. | 1150 |
12 |
| Verb Surgical Inc. | 564 |
11 |
| Shell Internationale Research Maatschappij B.V. | 3557 |
8 |
| Saudi Arabian Oil Company | 13409 |
8 |
| Schlumberger Canada Limited | 7369 |
7 |
| Nippon Telegraph and Telephone Corporation | 17324 |
7 |
| Schlumberger Technology Corporation | 10898 |
6 |
| Shell USA, Inc. | 1242 |
6 |
| Schlumberger Technology B.v. | 5184 |
5 |
| Schlumberger Holdings Limited | 2800 |
5 |
| Shell Oil Company | 2138 |
5 |
| Prad Research and Development Limited | 2691 |
5 |
| Services Petroliers Schlumberger | 5830 |
5 |
| Baker Hughes, a GE Company, LLC | 2109 |
5 |
| OptaSense Holdings Limited | 194 |
4 |
| NEC Corporation | 36108 |
3 |
| GE Energy Oilfield Technology, Inc. | 19 |
3 |
| KEYENCE Corporation | 454 |
3 |
| Other owners | 63 |