- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 1/50 - Preventing rotation of valve members
Patent holdings for IPC class F16K 1/50
Total number of patents in this class: 83
10-year publication summary
|
2
|
10
|
7
|
7
|
7
|
3
|
3
|
7
|
6
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Emerson Process Management Regulator Technologies, Inc. | 382 |
6 |
| Hayward Industries, Inc. | 672 |
5 |
| Samson Aktiengesellschaft | 280 |
4 |
| Continental Automotive GmbH | 5018 |
3 |
| Bray International, Inc. | 135 |
3 |
| Fisher Controls International LLC | 1485 |
3 |
| Honeywell International Inc. | 13573 |
2 |
| Denso Corporation | 24190 |
2 |
| B/E Aerospace, Inc. | 1625 |
2 |
| GEA Tuchenhagen GmbH | 147 |
2 |
| Schlage Lock Company LLC | 1304 |
2 |
| Zhejiang DunAn Artificial Environment Co., Ltd | 543 |
2 |
| Baker Hughes Oilfield Operations, LLC | 2283 |
2 |
| Danfoss A/S | 1352 |
2 |
| Honda Motor Co., Ltd. | 25150 |
1 |
| Mitsubishi Heavy Industries, Ltd. | 8664 |
1 |
| Hamilton Sundstrand Corporation | 4836 |
1 |
| Toyoda Gosei Co., Ltd. | 1770 |
1 |
| ABB Schweiz AG | 6912 |
1 |
| Aeris Soluciones de Control, S.L. | 4 |
1 |
| Other owners | 37 |