- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 31/38 - Operating meansReleasing devices actuated by fluid in which fluid from the conduit is constantly supplied to the fluid motor in which the fluid works directly on both sides of the fluid motor, one side being connected by means of a restricted passage and the motor being actuated by operating a discharge from that side
Patent holdings for IPC class F16K 31/38
Total number of patents in this class: 15
10-year publication summary
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0
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0
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2
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0
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2
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4
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0
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1
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1
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Flowcon International ApS | 7 |
1 |
| Kaiping Pasgo Plumbing Products Co., Ltd | 10 |
1 |
| Kohler Mira Limited | 311 |
1 |
| Luigi Lavazza S.p.A. | 817 |
1 |
| Microflow International Pty Limited | 5 |
1 |
| Neoperl GmbH | 621 |
1 |
| Pietro Fiorentini SpA | 110 |
1 |
| Saudi Arabian Oil Company | 14207 |
1 |
| Sloan Valve Company | 278 |
1 |
| Tech Corporation Co., Ltd. | 26 |
1 |
| Xiamen Solex High-Tech Industries Co., Ltd. | 434 |
1 |
| A.r.i. Fluid Control Accessories Ltd. | 6 |
1 |
| Techno Environment Equipment Inc. | 1 |
1 |
| Aquestia Ltd. | 18 |
1 |
| Intelligas Technology Developments Pty Ltd | 5 |
1 |
| Other owners | 0 |