- 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: 202
10-year publication summary
|
10
|
13
|
11
|
15
|
22
|
25
|
18
|
8
|
13
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ZF Friedrichshafen AG | 7238 |
8 |
| Hamilton Sundstrand Corporation | 5015 |
7 |
| Hoerbiger Wien GmbH | 137 |
6 |
| Fisher Controls International LLC | 1457 |
5 |
| Emerson Vulcan Holding LLC | 128 |
5 |
| Robert Bosch GmbH | 44160 |
4 |
| Woodward, Inc. | 674 |
4 |
| Zhejiang DunAn Artificial Environment Co., Ltd | 703 |
4 |
| Control Components, Inc. | 33 |
3 |
| ETO Magnetic GmbH | 279 |
3 |
| HYDAC Fluidtechnik GmbH | 140 |
3 |
| Neoperl GmbH | 623 |
3 |
| Dresser LLC | 294 |
3 |
| Danfoss A/S | 1432 |
3 |
| SPM Oil & Gas Inc. | 360 |
3 |
| Illinois Tool Works Inc. | 11863 |
2 |
| Denso Corporation | 25534 |
2 |
| Continental Teves AG & Co. oHG | 1464 |
2 |
| Artemis Intelligent Power Limited | 89 |
2 |
| AUMA Riester GmbH + Co. KG | 137 |
2 |
| Other owners | 128 |