- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04D - Non-positive-displacement pumps
- F04D 29/041 - Axial thrust balancing
Patent holdings for IPC class F04D 29/041
Total number of patents in this class: 381
10-year publication summary
|
28
|
54
|
49
|
46
|
34
|
37
|
23
|
18
|
13
|
22
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Magenta Medical Ltd. | 174 |
22 |
| Halliburton Energy Services, Inc. | 21015 |
16 |
| Schlumberger Technology Corporation | 11013 |
13 |
| Sulzer Management AG | 685 |
12 |
| Baker Hughes Oilfield Operations, LLC | 2378 |
12 |
| Baker Hughes Holdings LLC | 3005 |
12 |
| Grundfos Holding A/S | 567 |
9 |
| KSB SE & Co. KGaA | 702 |
9 |
| Ebara Corporation | 2219 |
8 |
| ITT Manufacturing Enterprises LLC | 405 |
8 |
| Mitsubishi Heavy Industries, Ltd. | 8861 |
7 |
| Boston Scientific Scimed, Inc. | 10481 |
7 |
| Upwing Energy, Inc. | 51 |
7 |
| KSB Aktiengesellschaft | 162 |
6 |
| OneSubsea IP UK Limited | 424 |
6 |
| General Electric Company | 13858 |
5 |
| Robert Bosch GmbH | 43001 |
5 |
| Ecotech, Inc. | 20 |
5 |
| Fluid Equipment Development Company, LLC | 89 |
5 |
| Mitsubishi Heavy Industries Compressor Corporation | 630 |
5 |
| Other owners | 202 |