- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 25/02 - Arrangements using fluid issuing from valve members or seats
Patent holdings for IPC class F16K 25/02
Total number of patents in this class: 59
10-year publication summary
|
2
|
4
|
5
|
6
|
10
|
4
|
2
|
1
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Marshall Excelsior Company | 69 |
3 |
| Forbes Marshall Pvt. Ltd | 36 |
2 |
| Fujikoki Corporation | 393 |
2 |
| Minimax GmbH & Co. KG | 143 |
2 |
| Zhejiang Sanhua Co., Ltd. | 40 |
2 |
| Flowserve Pte. Ltd | 355 |
2 |
| Celeros Flow Technology, LLC | 39 |
2 |
| Huntington Energy Systems LLC | 2 |
2 |
| Vault Pressure Control LLC | 68 |
2 |
| Schlumberger Canada Limited | 7383 |
1 |
| Schlumberger Technology B.v. | 5191 |
1 |
| Schlumberger Holdings Limited | 2800 |
1 |
| Halliburton Energy Services, Inc. | 20991 |
1 |
| Toyota Motor Corporation | 33077 |
1 |
| Robert Bosch GmbH | 42861 |
1 |
| Applied Materials Israel, Ltd. | 616 |
1 |
| Tokyo Electron Limited | 13008 |
1 |
| JTEKT Corporation | 2519 |
1 |
| FCA US LLC | 3182 |
1 |
| Automatic Switch Company | 81 |
1 |
| Other owners | 29 |