- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04B - Positive-displacement machines for liquidspumps
- F04B 49/06 - Control using electricity
Patent holdings for IPC class F04B 49/06
Total number of patents in this class: 3298
10-year publication summary
|
255
|
303
|
338
|
296
|
254
|
268
|
243
|
241
|
189
|
117
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 20879 |
85 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1456 |
61 |
| LG Electronics Inc. | 72962 |
59 |
| Robert Bosch GmbH | 42674 |
48 |
| Caterpillar Inc. | 9540 |
44 |
| Atlas Copco Airpower, naamloze vennootschap | 1031 |
41 |
| DEKA Products Limited Partnership | 1766 |
35 |
| Graco Minnesota Inc. | 1198 |
30 |
| Schlumberger Technology Corporation | 10705 |
29 |
| US Well Services LLC | 227 |
27 |
| Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | 452 |
26 |
| Hitachi Construction Machinery Co., Ltd. | 2641 |
24 |
| Copeland LP | 701 |
24 |
| Entegris, Inc. | 1867 |
23 |
| Sanden Corporation | 968 |
23 |
| Murata Manufacturing Co., Ltd. | 24503 |
21 |
| Daikin Industries, Ltd. | 9991 |
21 |
| Pentair Water Pool and Spa, Inc. | 441 |
20 |
| Mitsubishi Heavy Industries, Ltd. | 8712 |
18 |
| Fluid Handling LLC | 245 |
18 |
| Other owners | 2621 |