- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04B - Positive-displacement machines for liquids; pumps
- F04B 49/06 - Control using electricity
Patent holdings for IPC class F04B 49/06
Total number of patents in this class: 3142
10-year publication summary
|
238
|
254
|
303
|
338
|
295
|
250
|
258
|
234
|
221
|
64
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 20165 |
72 |
| LG Electronics Inc. | 69257 |
62 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1334 |
57 |
| Robert Bosch GmbH | 40953 |
44 |
| Caterpillar Inc. | 8877 |
42 |
| Pentair Water Pool and Spa, Inc. | 457 |
32 |
| Atlas Copco Airpower, naamloze vennootschap | 915 |
30 |
| DEKA Products Limited Partnership | 1640 |
29 |
| Schlumberger Technology Corporation | 9690 |
28 |
| Graco Minnesota Inc. | 1124 |
28 |
| Copeland LP | 656 |
26 |
| Entegris, Inc. | 1736 |
24 |
| US Well Services LLC | 212 |
24 |
| Hitachi Construction Machinery Co., Ltd. | 2498 |
23 |
| Sanden Corporation | 859 |
23 |
| Murata Manufacturing Co., Ltd. | 22355 |
21 |
| Daikin Industries, Ltd. | 9495 |
20 |
| Yantai Jereh Petroleum Equipment & Technologies Co., Ltd. | 396 |
19 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
18 |
| Fluid Handling LLC | 241 |
18 |
| Other owners | 2502 |