- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 5/02 - Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having conical surfacesPackings therefor
Patent holdings for IPC class F16K 5/02
Total number of patents in this class: 204
10-year publication summary
|
21
|
19
|
16
|
19
|
26
|
24
|
18
|
16
|
9
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kerr Machine Co. | 180 |
23 |
| Olympus Winter & Ibe GmbH | 718 |
9 |
| Grand Mate Co., Ltd. | 112 |
5 |
| PENTAIR Flow Technologies, LLC | 176 |
5 |
| Foshan Shunde Midea Washing Appliances Manufacturing Co., Ltd. | 371 |
5 |
| Fisher Controls International LLC | 1421 |
4 |
| NOK Corporation | 2347 |
4 |
| Xomox Corporation | 6 |
4 |
| Flowtrend, Inc. | 8 |
3 |
| Midea Group Co., Ltd. | 5098 |
3 |
| Oil States Energy Services, L.L.C. | 69 |
3 |
| Omni Valve Company, LLC | 5 |
3 |
| Xomox International GmbH & Co. OHG | 5 |
3 |
| Process Innovation - Food Safety, LLC | 3 |
3 |
| Xomox PFT Corp. | 22 |
3 |
| Columbia Insurance Company | 1439 |
2 |
| Kohler Co. | 4141 |
2 |
| Northrop Grumman Systems Corporation | 2912 |
2 |
| Hamilton Sundstrand Corporation | 5013 |
2 |
| Bray International, Inc. | 152 |
2 |
| Other owners | 114 |