- 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: 397
10-year publication summary
|
21
|
34
|
40
|
36
|
26
|
39
|
34
|
35
|
40
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| VAT Holding AG | 238 |
26 |
| Mueller International, LLC | 732 |
16 |
| Zhejiang DunAn Artificial Environment Co., Ltd | 640 |
9 |
| Fisher Controls International LLC | 1488 |
8 |
| SMC Corporation | 1378 |
8 |
| Deltavalve, LLC | 63 |
7 |
| Dayco IP Holdings, LLC | 276 |
6 |
| Kennedy Valve Company | 38 |
6 |
| FMC Technologies, Inc. | 605 |
5 |
| Crane Chempharma & Energy Corp. | 62 |
5 |
| Samsung Electronics Co., Ltd. | 153357 |
4 |
| Halliburton Energy Services, Inc. | 21162 |
4 |
| Denso Corporation | 25153 |
4 |
| Beijing Aerospace Propulsion Institute | 17 |
4 |
| Delta Faucet Company | 2741 |
4 |
| LB Bentley Limited | 18 |
4 |
| Midea Group Co., Ltd. | 4823 |
4 |
| Baker Hughes, a GE Company, LLC | 2101 |
4 |
| Kinetic Pressure Control Limited | 89 |
4 |
| Presys.co.,ltd | 19 |
4 |
| Other owners | 261 |