- 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: 81
10-year publication summary
|
2
|
8
|
14
|
13
|
4
|
9
|
2
|
6
|
4
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fisher Controls International LLC | 1426 |
5 |
| Fluidmaster, Inc. | 142 |
5 |
| Neptune Technology Group LLC | 114 |
5 |
| Emerson Process Management Regulator Technologies, Inc. | 391 |
4 |
| BS & B Innovation Limited | 28 |
3 |
| Nissin Kogyo Co., Ltd. | 100 |
3 |
| Denso Corporation | 25746 |
2 |
| Beijing Kohler Ltd. | 45 |
2 |
| Fujikoki Corporation | 418 |
2 |
| HORIBA STEC, Co., Ltd. | 366 |
2 |
| Keihin Corporation | 176 |
2 |
| Koganei Corporation | 209 |
2 |
| Neoperl GmbH | 630 |
2 |
| Surpass Industry Co., Ltd. | 156 |
2 |
| Illinois Tool Works Inc. | 11879 |
1 |
| Caterpillar Inc. | 10316 |
1 |
| California Institute of Technology | 4038 |
1 |
| Daikin Industries, Ltd. | 10514 |
1 |
| Agilent Technologies, Inc. | 2639 |
1 |
| University of Southern California | 2146 |
1 |
| Other owners | 34 |