- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 15/04 - Pumps adapted to handle specific fluids, e.g. by selection of specific materials for pumps or pump parts the fluids being hot or corrosive
Patent holdings for IPC class F04B 15/04
Total number of patents in this class: 79
10-year publication summary
|
5
|
10
|
11
|
7
|
7
|
4
|
3
|
8
|
4
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ACM Research (Shanghai) Inc. | 418 |
4 |
| Dosatron International | 68 |
3 |
| Ecolab USA Inc. | 5753 |
3 |
| Wanner Engineering, Inc. | 56 |
3 |
| Vulcan Industrial Holdings LLC | 77 |
3 |
| RSM Imagineering AS | 12 |
3 |
| Hamilton Sundstrand Corporation | 5019 |
2 |
| Ebara Corporation | 2278 |
2 |
| Energy Recovery, Inc. | 190 |
2 |
| Mhwirth GmbH | 55 |
2 |
| Pyrotek, Inc. | 208 |
2 |
| Saudi Arabian Oil Company | 13956 |
2 |
| Championx LLC | 621 |
2 |
| SPM Oil & Gas Inc. | 358 |
2 |
| Société des Produits Nestlé S.A. | 10043 |
1 |
| BASF SE | 21165 |
1 |
| Robert Bosch GmbH | 43788 |
1 |
| GM Global Technology Operations LLC | 15941 |
1 |
| Caterpillar Inc. | 10191 |
1 |
| Carrier Corporation | 3956 |
1 |
| Other owners | 38 |