- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 53/16 - CasingsCylindersCylinder liners or headsFluid connections
Patent holdings for IPC class F04B 53/16
Total number of patents in this class: 1925
10-year publication summary
|
217
|
213
|
189
|
157
|
157
|
176
|
177
|
142
|
149
|
115
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 42813 |
126 |
| Kerr Machine Co. | 149 |
87 |
| Graco Minnesota Inc. | 1206 |
75 |
| SPM Oil & Gas Inc. | 329 |
72 |
| GD Energy Products, LLC | 107 |
54 |
| Caterpillar Inc. | 9628 |
33 |
| LG Electronics Inc. | 73531 |
30 |
| DEKA Products Limited Partnership | 1782 |
24 |
| Denso Corporation | 24431 |
23 |
| Halliburton Energy Services, Inc. | 20944 |
22 |
| Forum US, Inc. | 338 |
18 |
| Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | 455 |
18 |
| Hitachi Astemo, Ltd. | 6386 |
17 |
| Continental Automotive GmbH | 4774 |
15 |
| National Oilwell Varco, L.P. | 1686 |
15 |
| S.P.M. Flow Control, Inc. | 99 |
14 |
| Vulcan Industrial Holdings LLC | 63 |
14 |
| PHINIA Jersey Holdings LLC | 366 |
14 |
| Vitesco Technologies GmbH | 2601 |
13 |
| Phinia Holdings Jersey Ltd | 314 |
12 |
| Other owners | 1229 |