- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04B - Positive-displacement machines for liquids; pumps
- F04B 53/10 - Valves; Arrangement of valves
Patent holdings for IPC class F04B 53/10
Total number of patents in this class: 1798
10-year publication summary
|
149
|
233
|
231
|
230
|
225
|
197
|
162
|
139
|
105
|
36
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 40953 |
95 |
| Halliburton Energy Services, Inc. | 20165 |
52 |
| Graco Minnesota Inc. | 1124 |
43 |
| Denso Corporation | 23338 |
29 |
| Kerr Machine Co. | 98 |
29 |
| SPM Oil & Gas Inc. | 304 |
29 |
| Murata Manufacturing Co., Ltd. | 22355 |
26 |
| DEKA Products Limited Partnership | 1640 |
22 |
| Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | 396 |
20 |
| National Oilwell Varco, L.P. | 1604 |
19 |
| Hitachi Astemo, Ltd. | 5618 |
19 |
| Artemis Intelligent Power Limited | 106 |
17 |
| Microjet Technology Co., Ltd. | 344 |
17 |
| S.P.M. Flow Control, Inc. | 101 |
17 |
| GD Energy Products, LLC | 78 |
17 |
| LG Electronics Inc. | 69257 |
14 |
| Caterpillar Inc. | 8877 |
14 |
| Frore Systems Inc. | 75 |
12 |
| Cummins Inc. | 2369 |
11 |
| Hewlett-Packard Development Company, L.P. | 28538 |
9 |
| Other owners | 1287 |