- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04D - Non-positive-displacement pumps
- F04D 1/02 - Radial-flow pumps, e.g. centrifugal pumpsHelico-centrifugal pumps having non-centrifugal stages, e.g. centripetal
Patent holdings for IPC class F04D 1/02
Total number of patents in this class: 30
10-year publication summary
|
6
|
5
|
3
|
2
|
5
|
3
|
4
|
0
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hamilton Sundstrand Corporation | 4868 |
3 |
| Nuovo Pignone Tecnologie S.r.l. | 973 |
2 |
| Halliburton Energy Services, Inc. | 20891 |
1 |
| International Business Machines Corporation | 61228 |
1 |
| Boston Scientific Scimed, Inc. | 10273 |
1 |
| Rolls-Royce PLC | 3094 |
1 |
| Aker Subsea AS | 130 |
1 |
| AURAS Technology Co., Ltd. | 69 |
1 |
| BSH Hausgeräte GmbH | 5517 |
1 |
| EagleBurgmann Germany GmbH & Co. KG | 338 |
1 |
| GD Midea Air-Conditioning Equipment Co., Ltd. | 1823 |
1 |
| Guangzhou Maiguang Electronic Science Technology Co., Ltd. | 7 |
1 |
| IHI Corporation | 3426 |
1 |
| Jcu Corporation | 101 |
1 |
| Litens Automotive Partnership | 330 |
1 |
| Midea Group Co., Ltd. | 4547 |
1 |
| Rolls-Royce Deutschland Ltd & Co KG | 815 |
1 |
| Trane International Inc. | 1179 |
1 |
| UChicago Argonne, LLC | 914 |
1 |
| Weir Minerals Australia, Ltd. | 308 |
1 |
| Other owners | 7 |