- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 53/10 - ValvesArrangement of valves
Patent holdings for IPC class F04B 53/10
Total number of patents in this class: 1955
10-year publication summary
|
217
|
217
|
203
|
178
|
152
|
136
|
102
|
111
|
110
|
30
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 43504 |
94 |
| Halliburton Energy Services, Inc. | 21154 |
62 |
| Graco Minnesota Inc. | 1255 |
47 |
| Kerr Machine Co. | 164 |
47 |
| SPM Oil & Gas Inc. | 347 |
44 |
| Denso Corporation | 25115 |
30 |
| GD Energy Products, LLC | 126 |
27 |
| Murata Manufacturing Co., Ltd. | 25455 |
26 |
| Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | 467 |
25 |
| DEKA Products Limited Partnership | 1843 |
22 |
| National Oilwell Varco, L.P. | 1701 |
19 |
| Hitachi Astemo, Ltd. | 6403 |
19 |
| Artemis Intelligent Power Limited | 96 |
17 |
| Microjet Technology Co., Ltd. | 462 |
17 |
| S.P.M. Flow Control, Inc. | 99 |
17 |
| Vulcan Industrial Holdings LLC | 72 |
16 |
| LG Electronics Inc. | 74791 |
15 |
| Caterpillar Inc. | 10058 |
13 |
| Frore Systems Inc. | 111 |
13 |
| Hewlett-Packard Development Company, L.P. | 25403 |
9 |
| Other owners | 1376 |