- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 7/17 - Diaphragm cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat the diaphragm being actuated by fluid pressure
Patent holdings for IPC class F16K 7/17
Total number of patents in this class: 460
10-year publication summary
|
34
|
48
|
52
|
41
|
32
|
39
|
31
|
26
|
21
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25893 |
52 |
| Fujikin Incorporated | 703 |
40 |
| Swagelok Company | 316 |
13 |
| Tyco Fire Products LP | 886 |
13 |
| CKD Corporation | 469 |
10 |
| Equilibar, LLC | 33 |
10 |
| Kitz SCT Corporation | 47 |
10 |
| Tosoh Bioscience LLC | 43 |
9 |
| SMC Corporation | 1398 |
8 |
| Emerson Process Management Regulator Technologies, Inc. | 391 |
7 |
| Neoperl GmbH | 630 |
6 |
| Nikon Corporation | 7231 |
5 |
| Omron Healthcare Co., Ltd. | 1901 |
5 |
| Enplas Corporation | 890 |
5 |
| Rain Bird Corporation | 426 |
5 |
| Robert Bosch GmbH | 44291 |
4 |
| Bermad CS Ltd. | 53 |
4 |
| MANN+HUMMEL GmbH | 1815 |
4 |
| The University of Tokyo | 4386 |
4 |
| WABCO Europe BVBA | 216 |
4 |
| Other owners | 242 |