- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 47/08 - Means in valves for absorbing fluid energy for decreasing pressure and having a throttling member separate from the closure member
Patent holdings for IPC class F16K 47/08
Total number of patents in this class: 569
10-year publication summary
|
52
|
43
|
60
|
56
|
44
|
39
|
40
|
32
|
27
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fisher Controls International LLC | 1488 |
163 |
| Cameron International Corporation | 1332 |
24 |
| Emerson Process Management Regulator Technologies, Inc. | 382 |
23 |
| Control Components, Inc. | 82 |
20 |
| Samson Aktiengesellschaft | 279 |
20 |
| Robert Bosch GmbH | 42689 |
11 |
| Flowserve Pte. Ltd | 341 |
7 |
| Ichor Systems, Inc. | 73 |
6 |
| Artemis Intelligent Power Limited | 100 |
5 |
| Donaldson Company, Inc. | 1600 |
5 |
| Emerson Process Management (Tianjin) Valve Co., Ltd | 10 |
5 |
| Dresser LLC | 268 |
5 |
| Cortec, L.L.C. | 10 |
4 |
| Typhonix AS | 17 |
4 |
| The E3 Company LLC | 11 |
4 |
| Celeros Flow Technology, LLC | 40 |
4 |
| Honeywell International Inc. | 13545 |
3 |
| Bayard SAS | 3 |
3 |
| Engineered Controls International, LLC | 149 |
3 |
| IMI Vision Limited | 21 |
3 |
| Other owners | 247 |