- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 3/314 - Forms or constructions of slidesAttachment of the slide to the spindle
Patent holdings for IPC class F16K 3/314
Total number of patents in this class: 367
10-year publication summary
|
21
|
22
|
42
|
44
|
39
|
27
|
39
|
35
|
35
|
23
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| VAT Holding AG | 226 |
26 |
| Mueller International, LLC | 718 |
15 |
| Zhejiang DunAn Artificial Environment Co., Ltd | 548 |
9 |
| SMC Corporation | 1361 |
8 |
| Fisher Controls International LLC | 1489 |
7 |
| Dayco IP Holdings, LLC | 287 |
6 |
| Deltavalve, LLC | 52 |
6 |
| Kennedy Valve Company | 38 |
6 |
| Delta Faucet Company | 2762 |
5 |
| Crane Chempharma & Energy Corp. | 60 |
5 |
| Samsung Electronics Co., Ltd. | 145630 |
4 |
| Halliburton Energy Services, Inc. | 20871 |
4 |
| Denso Corporation | 24248 |
4 |
| Beijing Aerospace Propulsion Institute | 17 |
4 |
| LB Bentley Limited | 18 |
4 |
| Baker Hughes Oilfield Operations, LLC | 2295 |
4 |
| Baker Hughes, a GE Company, LLC | 2112 |
4 |
| Magdrive Technologies, Inc. | 19 |
4 |
| BorgWarner Inc. | 2602 |
3 |
| Cameron International Corporation | 1332 |
3 |
| Other owners | 236 |