- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 53/22 - Arrangements for enabling ready assembly or disassembly
Patent holdings for IPC class F04B 53/22
Total number of patents in this class: 739
10-year publication summary
|
41
|
37
|
59
|
52
|
59
|
80
|
77
|
89
|
75
|
52
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kerr Machine Co. | 150 |
80 |
| Graco Minnesota Inc. | 1211 |
45 |
| SPM Oil & Gas Inc. | 330 |
25 |
| GD Energy Products, LLC | 107 |
25 |
| Robert Bosch GmbH | 42815 |
24 |
| Halliburton Energy Services, Inc. | 20964 |
15 |
| Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | 456 |
13 |
| Forum US, Inc. | 336 |
12 |
| FMC Technologies, Inc. | 609 |
10 |
| Vulcan Industrial Holdings LLC | 63 |
10 |
| Caterpillar Inc. | 9640 |
7 |
| Dosatron International | 71 |
7 |
| Flow Control LLC. | 132 |
6 |
| PSI Pressure Systems LLC | 10 |
6 |
| Agilent Technologies, Inc. | 2632 |
5 |
| Alfred Kärcher GmbH & Co. KG | 370 |
5 |
| Precision Planting LLC | 1127 |
5 |
| US Well Services LLC | 226 |
5 |
| BJ Energy Solutions, LLC (formerly TES Asset Acquisition, LLC) | 216 |
5 |
| Samsung Electronics Co., Ltd. | 147787 |
4 |
| Other owners | 425 |