- 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: 2005
10-year publication summary
|
231
|
230
|
225
|
196
|
167
|
145
|
110
|
126
|
126
|
94
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 44363 |
93 |
| Halliburton Energy Services, Inc. | 21299 |
63 |
| Kerr Machine Co. | 180 |
50 |
| Graco Minnesota Inc. | 1288 |
49 |
| SPM Oil & Gas Inc. | 361 |
49 |
| GD Energy Products, LLC | 143 |
31 |
| Denso Corporation | 25799 |
30 |
| Murata Manufacturing Co., Ltd. | 25981 |
26 |
| Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | 491 |
25 |
| DEKA Products Limited Partnership | 1921 |
22 |
| Vulcan Industrial Holdings LLC | 93 |
21 |
| National Oilwell Varco, L.P. | 1701 |
19 |
| Hitachi Astemo, Ltd. | 6431 |
19 |
| Artemis Intelligent Power Limited | 88 |
17 |
| Microjet Technology Co., Ltd. | 456 |
17 |
| S.P.M. Flow Control, Inc. | 99 |
17 |
| Caterpillar Inc. | 10331 |
15 |
| LG Electronics Inc. | 76219 |
14 |
| Frore Systems Inc. | 117 |
13 |
| Hamilton Sundstrand Corporation | 5013 |
10 |
| Other owners | 1405 |