- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 17/14 - Safety valvesEqualising valves opening on surplus pressure on one sideSafety valvesEqualising valves closing on insufficient pressure on one side with fracturing member
Patent holdings for IPC class F16K 17/14
Total number of patents in this class: 137
10-year publication summary
|
10
|
2
|
3
|
4
|
2
|
0
|
5
|
3
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fike Corporation | 142 |
13 |
| Kidde Technologies, Inc. | 300 |
7 |
| Oklahoma Safety Equipment Company, Inc. | 27 |
5 |
| GM Global Technology Operations LLC | 15602 |
4 |
| OPW Fueling Components, LLC | 69 |
4 |
| Hansen Technologies, LLC | 16 |
3 |
| OPW Fueling Components Inc. | 12 |
3 |
| Completion Technology, Ltd. | 4 |
3 |
| Schlumberger Technology Corporation | 11274 |
2 |
| Toyota Motor Corporation | 33951 |
2 |
| Northrop Grumman Systems Corporation | 2931 |
2 |
| BPR Medical Limited | 17 |
2 |
| MAN Diesel & Turbo, Filial af MAN Diesel & Turbo SE, Tyskland | 32 |
2 |
| Milanovich Investments, L.L.C. | 49 |
2 |
| Rafael Advanced Defense Systems Ltd. | 300 |
2 |
| Safran Landing Systems Canada Inc. / Safran Systemes D'atterrissage Canada Inc. | 102 |
2 |
| Taylor Innovations, L.L.C. | 11 |
2 |
| Veeder-Root Company | 83 |
2 |
| JOB Lizenz GmbH | 29 |
2 |
| Siro Diagnostics, Inc. | 58 |
2 |
| Other owners | 71 |