- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16K - Valves; taps; cocks; actuating-floats; devices for venting or aerating
- F16K 17/22 - Excess-flow valves actuated by the difference of pressure between two places in the flow line
Patent holdings for IPC class F16K 17/22
Total number of patents in this class: 47
10-year publication summary
3
|
4
|
2
|
8
|
5
|
2
|
3
|
5
|
5
|
0
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Emerson Process Management Regulator Technologies, Inc. | 378 |
2 |
HYDAC Fluidtechnik GmbH | 134 |
2 |
Nissin Kogyo Co., Ltd. | 105 |
2 |
Pollectric International Pty Ltd. | 3 |
2 |
Taiwan Chelic Co., Ltd. | 7 |
2 |
Airbus Operations GmbH | 3288 |
1 |
Denso Corporation | 23747 |
1 |
Huawei Technologies Co., Ltd. | 106664 |
1 |
Murata Manufacturing Co., Ltd. | 23680 |
1 |
BDR Thermea Group B.V. | 125 |
1 |
BS & B Innovation Limited | 29 |
1 |
Fisher Jeon Gas Equipment (Chengdu) Co., Ltd. | 41 |
1 |
Flownamics Analytical Instruments, Inc. | 12 |
1 |
Hangzhou Sanhua Research Institute Co., Ltd. | 172 |
1 |
Insight Process Solutions, LLC, Jeffrey D. Jennings (USA) | 1 |
1 |
KX Technologies LLC | 160 |
1 |
Lishui Likong Technology Ltd. | 2 |
1 |
Milwaukee Electric Tool Corporation | 4092 |
1 |
Mistbox, Inc | 4 |
1 |
Niagra Energy Conservation Products (Xiamen) Co., Ltd. | 1 |
1 |
Other owners | 22 |