- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 1/12 - Lift valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with streamlined valve member around which the fluid flows when the valve is opened
Patent holdings for IPC class F16K 1/12
Total number of patents in this class: 554
10-year publication summary
|
69
|
87
|
89
|
56
|
50
|
45
|
23
|
27
|
22
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fisher Controls International LLC | 1504 |
29 |
| Hamilton Sundstrand Corporation | 4954 |
20 |
| Emerson Process Management Regulator Technologies, Inc. | 382 |
14 |
| Mokveld Valves B.V. | 16 |
8 |
| PENTAIR Flow Technologies, LLC | 172 |
8 |
| Ofip Limited | 19 |
8 |
| IMI Hydronic Engineering International S.A. | 98 |
7 |
| Danfoss A/S | 1362 |
7 |
| Robert Bosch GmbH | 43063 |
6 |
| Pierburg GmbH | 469 |
6 |
| Rtx Corporation | 9596 |
6 |
| EMD Millipore Corporation | 641 |
5 |
| Fluidmaster, Inc. | 141 |
5 |
| Dresser LLC | 281 |
5 |
| META Platforms Technologies, LLC | 6046 |
5 |
| Hyundai Motor Company | 22813 |
4 |
| Adel Wiggins Group | 13 |
4 |
| Binder GmbH | 60 |
4 |
| Control Components, Inc. | 81 |
4 |
| Dukes Aerospace, Inc. | 11 |
4 |
| Other owners | 395 |