- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04D - Non-positive-displacement pumps
- F04D 13/10 - Units comprising pumps and their driving means the pump being electrically driven for submerged use adapted for use in mining bore holes
Patent holdings for IPC class F04D 13/10
Total number of patents in this class: 1146
10-year publication summary
|
91
|
94
|
79
|
75
|
111
|
68
|
66
|
73
|
36
|
38
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 21338 |
208 |
| Schlumberger Technology Corporation | 11818 |
111 |
| Baker Hughes Oilfield Operations, LLC | 2527 |
90 |
| Schlumberger Canada Limited | 7606 |
83 |
| Services Petroliers Schlumberger | 6024 |
75 |
| Schlumberger Technology B.v. | 5298 |
71 |
| Baker Hughes Holdings LLC | 3023 |
50 |
| Saudi Arabian Oil Company | 14235 |
46 |
| Baker Hughes Incorporated | 4934 |
37 |
| Baker Hughes, a GE Company, LLC | 2056 |
37 |
| Sensia LLC | 130 |
19 |
| Upwing Energy, Inc. | 61 |
19 |
| GE Oil & Gas ESP, Inc. | 79 |
17 |
| Baker Hughes ESP, Inc. | 67 |
16 |
| Schlumberger Holdings Limited | 2699 |
12 |
| Upwing Energy LLC | 39 |
11 |
| Aramco Services Company | 4195 |
10 |
| National Oilwell Varco, L.P. | 1699 |
9 |
| Prad Research and Development Limited | 2661 |
8 |
| Mitsubishi Heavy Industries, Ltd. | 9128 |
7 |
| Other owners | 210 |