- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- 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: 397
10-year publication summary
|
59
|
55
|
47
|
46
|
31
|
27
|
22
|
17
|
11
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Baker Hughes Holdings LLC | 3003 |
30 |
| Saudi Arabian Oil Company | 13044 |
29 |
| Schlumberger Technology Corporation | 10691 |
25 |
| Baker Hughes, a GE Company, LLC | 2112 |
24 |
| Baker Hughes Incorporated | 5268 |
23 |
| Schlumberger Canada Limited | 7290 |
20 |
| Schlumberger Technology B.v. | 5166 |
18 |
| Services Petroliers Schlumberger | 5782 |
18 |
| Halliburton Energy Services, Inc. | 20871 |
16 |
| Baker Hughes Oilfield Operations, LLC | 2295 |
16 |
| General Electric Company | 13762 |
8 |
| ExxonMobil Upstream Research Company | 2405 |
8 |
| Baker Hughes ESP, Inc. | 69 |
8 |
| FMC Technologies, Inc. | 602 |
5 |
| US Well Services LLC | 227 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8703 |
4 |
| Aker Solutions AS | 240 |
4 |
| GE Oil & Gas ESP, Inc. | 82 |
4 |
| OneSubsea IP UK Limited | 419 |
4 |
| Transocean Innovation Labs Ltd | 43 |
4 |
| Other owners | 124 |