- 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: 400
10-year publication summary
|
55
|
47
|
46
|
31
|
27
|
21
|
18
|
14
|
9
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 14248 |
30 |
| Baker Hughes Holdings LLC | 3021 |
30 |
| Schlumberger Technology Corporation | 11820 |
25 |
| Baker Hughes, a GE Company, LLC | 2054 |
24 |
| Baker Hughes Incorporated | 4927 |
23 |
| Schlumberger Canada Limited | 7601 |
20 |
| Baker Hughes Oilfield Operations, LLC | 2532 |
19 |
| Schlumberger Technology B.v. | 5295 |
18 |
| Services Petroliers Schlumberger | 6023 |
18 |
| Halliburton Energy Services, Inc. | 21320 |
17 |
| General Electric Company | 13910 |
8 |
| ExxonMobil Upstream Research Company | 2302 |
8 |
| Baker Hughes ESP, Inc. | 67 |
8 |
| FMC Technologies, Inc. | 616 |
5 |
| US Well Services LLC | 225 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 9139 |
4 |
| GE Oil & Gas ESP, Inc. | 79 |
4 |
| OneSubsea IP UK Limited | 439 |
4 |
| Transocean Innovation Labs Ltd | 43 |
4 |
| Oklas Technologies Limited Liability Company | 7 |
4 |
| Other owners | 122 |