- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04B - Positive-displacement machines for liquids; pumps
- F04B 47/06 - Pumps or pumping installations specially adapted for raising fluids from great depths, e.g. well pumps having motor-pump units situated at great depth
Patent holdings for IPC class F04B 47/06
Total number of patents in this class: 394
10-year publication summary
35
|
59
|
55
|
47
|
46
|
30
|
27
|
21
|
14
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Baker Hughes Holdings LLC | 3060 |
30 |
Saudi Arabian Oil Company | 11322 |
26 |
Baker Hughes, a GE Company, LLC | 2171 |
25 |
Baker Hughes Incorporated | 5689 |
24 |
Schlumberger Technology Corporation | 9690 |
23 |
Schlumberger Canada Limited | 6913 |
22 |
Schlumberger Technology B.v. | 4951 |
17 |
Services Petroliers Schlumberger | 5426 |
17 |
Halliburton Energy Services, Inc. | 20165 |
15 |
Baker Hughes Oilfield Operations, LLC | 1885 |
14 |
General Electric Company | 18133 |
8 |
ExxonMobil Upstream Research Company | 2525 |
8 |
Baker Hughes ESP, Inc. | 72 |
8 |
FMC Technologies, Inc. | 603 |
5 |
Mitsubishi Heavy Industries, Ltd. | 8217 |
4 |
Weatherford Technology Holdings, LLC | 2135 |
4 |
Aker Solutions AS | 226 |
4 |
Aker Solutions Inc. | 40 |
4 |
GE Oil & Gas ESP, Inc. | 86 |
4 |
OneSubsea IP UK Limited | 378 |
4 |
Other owners | 128 |