- 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: 1100
10-year publication summary
|
92
|
80
|
79
|
69
|
59
|
84
|
63
|
52
|
60
|
31
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 21021 |
184 |
| Schlumberger Technology Corporation | 11023 |
101 |
| Baker Hughes Oilfield Operations, LLC | 2380 |
85 |
| Schlumberger Canada Limited | 7418 |
80 |
| Services Petroliers Schlumberger | 5874 |
72 |
| Schlumberger Technology B.v. | 5217 |
69 |
| Baker Hughes Holdings LLC | 3005 |
50 |
| Saudi Arabian Oil Company | 13622 |
46 |
| Baker Hughes Incorporated | 5179 |
38 |
| Baker Hughes, a GE Company, LLC | 2107 |
37 |
| Sensia LLC | 142 |
19 |
| Upwing Energy, Inc. | 51 |
19 |
| GE Oil & Gas ESP, Inc. | 82 |
17 |
| Baker Hughes ESP, Inc. | 68 |
16 |
| Schlumberger Holdings Limited | 2791 |
12 |
| Upwing Energy LLC | 39 |
11 |
| Aramco Services Company | 4090 |
10 |
| National Oilwell Varco, L.P. | 1693 |
9 |
| Prad Research and Development Limited | 2687 |
8 |
| Mitsubishi Heavy Industries, Ltd. | 8871 |
7 |
| Other owners | 210 |