- 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: 2050
10-year publication summary
|
223
|
195
|
165
|
165
|
195
|
191
|
166
|
167
|
173
|
67
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 43751 |
134 |
| Kerr Machine Co. | 171 |
102 |
| Graco Minnesota Inc. | 1259 |
80 |
| SPM Oil & Gas Inc. | 357 |
78 |
| GD Energy Products, LLC | 130 |
70 |
| Caterpillar Inc. | 10184 |
42 |
| LG Electronics Inc. | 75196 |
30 |
| Denso Corporation | 25303 |
23 |
| DEKA Products Limited Partnership | 1868 |
23 |
| Halliburton Energy Services, Inc. | 21247 |
22 |
| Forum US, Inc. | 345 |
20 |
| Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | 469 |
18 |
| Vulcan Industrial Holdings LLC | 77 |
18 |
| Hitachi Astemo, Ltd. | 6410 |
17 |
| National Oilwell Varco, L.P. | 1689 |
15 |
| Continental Automotive GmbH | 4596 |
14 |
| S.P.M. Flow Control, Inc. | 99 |
14 |
| Vitesco Technologies GmbH | 2404 |
13 |
| PHINIA Jersey Holdings LLC | 374 |
13 |
| Phinia Holdings Jersey Ltd | 304 |
11 |
| Other owners | 1293 |