- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 31/365 - Operating meansReleasing devices actuated by fluid in which fluid from the conduit is constantly supplied to the fluid motor the fluid acting on a diaphragm
Patent holdings for IPC class F16K 31/365
Total number of patents in this class: 86
10-year publication summary
|
2
|
2
|
8
|
14
|
13
|
4
|
9
|
2
|
6
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fisher Controls International LLC | 1515 |
6 |
| Fluidmaster, Inc. | 140 |
5 |
| Neptune Technology Group Inc. | 90 |
5 |
| Emerson Process Management Regulator Technologies, Inc. | 378 |
4 |
| Carrier Corporation | 4451 |
3 |
| BS & B Innovation Limited | 29 |
3 |
| Nissin Kogyo Co., Ltd. | 104 |
3 |
| Denso Corporation | 23803 |
2 |
| Beijing Kohler Ltd. | 37 |
2 |
| Fujikoki Corporation | 365 |
2 |
| HORIBA STEC, Co., Ltd. | 314 |
2 |
| Keihin Corporation | 193 |
2 |
| Koganei Corporation | 213 |
2 |
| Neoperl GmbH | 605 |
2 |
| Oventrop GmbH & Co. KG | 74 |
2 |
| Surpass Industry Co., Ltd. | 173 |
2 |
| Illinois Tool Works Inc. | 11404 |
1 |
| The Boeing Company | 19915 |
1 |
| Caterpillar Inc. | 9185 |
1 |
| California Institute of Technology | 3935 |
1 |
| Other owners | 35 |