- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 27/10 - Welded housings
Patent holdings for IPC class F16K 27/10
Total number of patents in this class: 129
10-year publication summary
|
11
|
7
|
9
|
13
|
16
|
14
|
7
|
11
|
7
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zhejiang DunAn Artificial Environment Co., Ltd | 703 |
17 |
| Danfoss A/S | 1432 |
6 |
| Fujikoki Corporation | 415 |
5 |
| Denso Corporation | 25534 |
4 |
| Fisher Controls International LLC | 1457 |
4 |
| Castel S.r.l. | 16 |
3 |
| Kabushiki Kaisha Saginomiya Seisakusho | 78 |
3 |
| KITZ Corporation | 209 |
3 |
| Nibco Inc. | 238 |
3 |
| Saudi Arabian Oil Company | 14235 |
3 |
| Vernet | 157 |
3 |
| Seiko Epson Corporation | 20256 |
2 |
| Donaldson Company, Inc. | 1600 |
2 |
| Emerson Process Management Regulator Technologies, Inc. | 391 |
2 |
| ETO Magnetic GmbH | 279 |
2 |
| Xiamen Koge Micro Tech Co., Ltd. | 24 |
2 |
| Xomox Corporation | 6 |
2 |
| Zhejiang Sanhua Co., Ltd. | 40 |
2 |
| Zhejiang Sanhua Intelligent Controls Co., Ltd. | 228 |
2 |
| RAPA Automotive GmbH & Co. KG | 49 |
2 |
| Other owners | 57 |