- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04D - Non-positive-displacement pumps
- F04D 29/24 - Vanes
Patent holdings for IPC class F04D 29/24
Total number of patents in this class: 601
10-year publication summary
|
53
|
58
|
60
|
52
|
50
|
36
|
39
|
39
|
37
|
22
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ECP Entwicklungsgesellschaft mbH | 254 |
81 |
| Weir Minerals Australia, Ltd. | 310 |
25 |
| Magenta Medical Ltd. | 198 |
23 |
| KSB SE & Co. KGaA | 736 |
13 |
| Mitsubishi Heavy Industries, Ltd. | 9128 |
12 |
| Ebara Corporation | 2323 |
12 |
| AIS GmbH Aachen Innovative Solutions | 33 |
10 |
| Jiangsu University | 1166 |
10 |
| Tc1 LLC | 627 |
9 |
| Halliburton Energy Services, Inc. | 21338 |
8 |
| Hamilton Sundstrand Corporation | 5015 |
7 |
| IHC Holland IE B.V. | 260 |
7 |
| Sulzer Management AG | 712 |
7 |
| BiVACOR Inc. | 18 |
7 |
| KSB Aktiengesellschaft | 154 |
6 |
| Nuhn Industries Limited | 62 |
6 |
| The Penn State Research Foundation | 1610 |
6 |
| Saudi Arabian Oil Company | 14235 |
6 |
| Spectrum Brands, Inc. | 897 |
6 |
| Suzhou HE ER Bai SI Pump Co., Ltd. | 10 |
6 |
| Other owners | 334 |