- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 3/04 - Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing with flat sealing facesPackings therefor with pivoted closure members
Patent holdings for IPC class F16K 3/04
Total number of patents in this class: 150
10-year publication summary
|
16
|
15
|
13
|
9
|
8
|
6
|
5
|
6
|
8
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| B/E Aerospace, Inc. | 1693 |
7 |
| Evolution Engineering Inc. | 301 |
6 |
| Shimadzu Corporation | 6340 |
5 |
| Plattco Corporation | 10 |
5 |
| VAT Holding AG | 246 |
4 |
| Hurst, William E. | 4 |
4 |
| Denso Corporation | 25534 |
3 |
| Agilent Technologies, Inc. | 2634 |
3 |
| Bray International, Inc. | 149 |
3 |
| Component Hardware Group, Inc. | 80 |
3 |
| LB Bentley Limited | 19 |
3 |
| Shenzhen Smoore Technology Limited | 1763 |
3 |
| Valmet AB | 554 |
3 |
| Completion Technology, Ltd. | 4 |
3 |
| LG Electronics Inc. | 75694 |
2 |
| Mitsubishi Electric Corporation | 48018 |
2 |
| Hamilton Sundstrand Corporation | 5015 |
2 |
| Delta Faucet Company | 2865 |
2 |
| G.W. Lisk Company, Inc. | 36 |
2 |
| Scania CV AB | 2409 |
2 |
| Other owners | 83 |