- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 47/00 - Means in valves for absorbing fluid energy
Patent holdings for IPC class F16K 47/00
Total number of patents in this class: 192
10-year publication summary
|
14
|
10
|
13
|
11
|
15
|
22
|
25
|
18
|
8
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ZF Friedrichshafen AG | 7108 |
8 |
| Hamilton Sundstrand Corporation | 4824 |
7 |
| Hoerbiger Wien GmbH | 132 |
6 |
| Control Components, Inc. | 82 |
5 |
| Fisher Controls International LLC | 1477 |
5 |
| Emerson Vulcan Holding LLC | 130 |
5 |
| Woodward, Inc. | 641 |
4 |
| Robert Bosch GmbH | 42392 |
3 |
| ETO Magnetic GmbH | 274 |
3 |
| Dresser LLC | 265 |
3 |
| SPM Oil & Gas Inc. | 320 |
3 |
| Illinois Tool Works Inc. | 11382 |
2 |
| Denso Corporation | 24069 |
2 |
| Continental Teves AG & Co. oHG | 1604 |
2 |
| Artemis Intelligent Power Limited | 100 |
2 |
| AUMA Riester GmbH + Co. KG | 109 |
2 |
| Cameron International Corporation | 1324 |
2 |
| China University of Mining and Technology | 1238 |
2 |
| Danfoss Power Solutions GmbH & Co. OHG | 72 |
2 |
| Dresser, Inc. | 105 |
2 |
| Other owners | 122 |