- 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: 80
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. | 440 |
4 |
| Dosatron International | 71 |
3 |
| Ecolab USA Inc. | 5803 |
3 |
| Wanner Engineering, Inc. | 57 |
3 |
| Vulcan Industrial Holdings LLC | 82 |
3 |
| RSM Imagineering AS | 12 |
3 |
| Hamilton Sundstrand Corporation | 5014 |
2 |
| Ebara Corporation | 2329 |
2 |
| Energy Recovery, Inc. | 191 |
2 |
| Mhwirth GmbH | 58 |
2 |
| Pyrotek, Inc. | 207 |
2 |
| Saudi Arabian Oil Company | 14248 |
2 |
| Championx LLC | 641 |
2 |
| SPM Oil & Gas Inc. | 360 |
2 |
| Société des Produits Nestlé S.A. | 10107 |
1 |
| BASF SE | 21308 |
1 |
| Robert Bosch GmbH | 44176 |
1 |
| GM Global Technology Operations LLC | 16155 |
1 |
| Caterpillar Inc. | 10281 |
1 |
| Carrier Corporation | 3951 |
1 |
| Other owners | 39 |