- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04B - Positive-displacement machines for liquids; pumps
- F04B 49/22 - Control of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for in, or of interest apart from, groups by means of valves
Patent holdings for IPC class F04B 49/22
Total number of patents in this class: 757
10-year publication summary
|
70
|
86
|
116
|
114
|
95
|
70
|
70
|
48
|
43
|
16
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 40953 |
36 |
| Halliburton Energy Services, Inc. | 20165 |
22 |
| DEKA Products Limited Partnership | 1640 |
21 |
| Artemis Intelligent Power Limited | 106 |
20 |
| Graco Minnesota Inc. | 1124 |
18 |
| Illinois Tool Works Inc. | 11152 |
17 |
| Denso Corporation | 23338 |
11 |
| Eagle Industry Co., Ltd. | 1062 |
11 |
| Caterpillar Inc. | 8877 |
10 |
| Murata Manufacturing Co., Ltd. | 22355 |
8 |
| Atlas Copco Airpower, naamloze vennootschap | 915 |
7 |
| Danfoss Power Solutions GmbH & Co. OHG | 70 |
7 |
| Hitachi Astemo, Ltd. | 5618 |
7 |
| Copeland LP | 656 |
7 |
| Cummins Inc. | 2369 |
6 |
| Carrier Corporation | 4759 |
5 |
| Fresenius Medical Care Deutschland GmbH | 2100 |
5 |
| KYB Corporation | 1278 |
5 |
| Micro Infinity FLOW, LLC | 5 |
5 |
| Nuovo Pignone Tecnologie S.r.l. | 789 |
5 |
| Other owners | 524 |