- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F16K - Valves; taps; cocks; actuating-floats; devices 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: 416
10-year publication summary
|
25
|
36
|
34
|
48
|
52
|
41
|
32
|
38
|
25
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 22355 |
49 |
| Fujikin Incorporated | 671 |
36 |
| Tyco Fire Products LP | 831 |
13 |
| Swagelok Company | 325 |
12 |
| CKD Corporation | 424 |
11 |
| Kitz SCT Corporation | 42 |
9 |
| Tosoh Bioscience LLC | 38 |
9 |
| Emerson Process Management Regulator Technologies, Inc. | 373 |
7 |
| SMC Corporation | 1354 |
7 |
| Equilibar, LLC | 19 |
6 |
| Neoperl GmbH | 608 |
6 |
| Nikon Corporation | 7162 |
5 |
| Omron Healthcare Co., Ltd. | 1806 |
5 |
| Enplas Corporation | 900 |
5 |
| MANN+HUMMEL GmbH | 1682 |
5 |
| Rain Bird Corporation | 436 |
5 |
| Bermad CS Ltd. | 54 |
4 |
| Surpass Industry Co., Ltd. | 185 |
4 |
| The University of Tokyo | 3903 |
4 |
| WABCO Europe BVBA | 228 |
4 |
| Other owners | 210 |