- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16K - Valves; taps; cocks; actuating-floats; devices for venting or aerating
- F16K 31/126 - Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like
Patent holdings for IPC class F16K 31/126
Total number of patents in this class: 685
10-year publication summary
|
56
|
45
|
73
|
64
|
91
|
55
|
45
|
47
|
43
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fisher Controls International LLC | 1520 |
73 |
| Emerson Process Management Regulator Technologies, Inc. | 373 |
48 |
| Murata Manufacturing Co., Ltd. | 22355 |
18 |
| Fluidmaster, Inc. | 136 |
11 |
| Samson Aktiengesellschaft | 250 |
10 |
| Tescom Corporation | 124 |
10 |
| Tosoh Bioscience LLC | 38 |
9 |
| Tyco Fire Products LP | 831 |
9 |
| Surpass Industry Co., Ltd. | 185 |
8 |
| Robert Bosch GmbH | 40953 |
7 |
| Fujikin Incorporated | 671 |
7 |
| META Platforms Technologies, LLC | 4806 |
7 |
| Eagle Industry Co., Ltd. | 1062 |
6 |
| Baker Hughes Pressure Control LP | 34 |
6 |
| Illinois Tool Works Inc. | 11152 |
5 |
| Hamilton Sundstrand Corporation | 4525 |
5 |
| BorgWarner Inc. | 2604 |
5 |
| CKD Corporation | 424 |
5 |
| Entegris, Inc. | 1736 |
5 |
| Fisher Jeon Gas Equipment (Chengdu) Co., Ltd. | 40 |
5 |
| Other owners | 426 |