- All sections
- G - Physics
- G01V - Geophysics; gravitational measurements; detecting masses or objects; tags
- 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: 249
10-year publication summary
23
|
19
|
13
|
23
|
19
|
14
|
20
|
15
|
14
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Halliburton Energy Services, Inc. | 20165 |
52 |
Baker Hughes Incorporated | 5689 |
43 |
NEC Laboratories America, Inc. | 995 |
11 |
Verb Surgical Inc. | 463 |
10 |
Shell Internationale Research Maatschappij B.V. | 3792 |
8 |
Schlumberger Canada Limited | 6913 |
7 |
Shell Oil Company | 2196 |
6 |
Saudi Arabian Oil Company | 11322 |
6 |
Schlumberger Technology Corporation | 9690 |
5 |
Schlumberger Technology B.v. | 4951 |
5 |
Schlumberger Holdings Limited | 2947 |
5 |
Prad Research and Development Limited | 2696 |
5 |
Services Petroliers Schlumberger | 5426 |
5 |
Baker Hughes, a GE Company, LLC | 2171 |
5 |
Shell USA, Inc. | 1074 |
5 |
Nippon Telegraph and Telephone Corporation | 14195 |
4 |
OptaSense Holdings Limited | 190 |
4 |
NEC Corporation | 32703 |
3 |
GE Energy Oilfield Technology, Inc. | 20 |
3 |
KEYENCE Corporation | 372 |
3 |
Other owners | 54 |