- 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: 1071
10-year publication summary
|
112
|
91
|
94
|
79
|
75
|
111
|
67
|
65
|
65
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 20835 |
179 |
| Schlumberger Technology Corporation | 10662 |
96 |
| Baker Hughes Oilfield Operations, LLC | 2288 |
83 |
| Schlumberger Canada Limited | 7273 |
76 |
| Services Petroliers Schlumberger | 5772 |
68 |
| Schlumberger Technology B.v. | 5161 |
65 |
| Baker Hughes Holdings LLC | 3005 |
50 |
| Saudi Arabian Oil Company | 12947 |
46 |
| Baker Hughes Incorporated | 5277 |
39 |
| Baker Hughes, a GE Company, LLC | 2114 |
37 |
| Sensia LLC | 142 |
19 |
| Upwing Energy, Inc. | 50 |
19 |
| GE Oil & Gas ESP, Inc. | 82 |
17 |
| Baker Hughes ESP, Inc. | 69 |
15 |
| Schlumberger Holdings Limited | 2835 |
12 |
| Upwing Energy LLC | 40 |
11 |
| Aramco Services Company | 3929 |
9 |
| Mitsubishi Heavy Industries, Ltd. | 8685 |
8 |
| Prad Research and Development Limited | 2693 |
8 |
| Joint Stock Company ?novomet-perm? | 15 |
7 |
| Other owners | 207 |