- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 7/20 - Diaphragm cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage with a compressible solid closure member
Patent holdings for IPC class F16K 7/20
Total number of patents in this class: 24
10-year publication summary
|
2
|
5
|
2
|
3
|
2
|
1
|
2
|
2
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TDW Delaware, Inc. | 166 |
6 |
| The Boeing Company | 20160 |
2 |
| Lam Research Corporation | 5621 |
1 |
| Agency for Science, Technology and Research | 3729 |
1 |
| Aerojet Rocketdyne, Inc. | 175 |
1 |
| Argon Medical Devices, Inc. | 105 |
1 |
| J. Wagner GmbH | 236 |
1 |
| KCI Licensing, Inc. | 829 |
1 |
| NP Medical Inc. | 62 |
1 |
| Siemens Transformers Austria GmbH & Co KG | 10 |
1 |
| Swagelok Company | 316 |
1 |
| Treadstone Oilfield Services Ltd. | 6 |
1 |
| United Kingdom Research and Innovation | 392 |
1 |
| American Pneumatic Tools, Inc. | 1 |
1 |
| SPEX Group Holdings Limited | 14 |
1 |
| PROCIMEC INGENIERíA LIMITADA | 1 |
1 |
| Wath Group Limited | 2 |
1 |
| Solventum Intellectual Properties Company | 3415 |
1 |
| Other owners | 0 |