- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 11/20 - Multiple-way valves, e.g. mixing valvesPipe fittings incorporating such valvesArrangement of valves and flow lines specially adapted for mixing fluid with two or more closure members not moving as a unit operated by separate actuating members
Patent holdings for IPC class F16K 11/20
Total number of patents in this class: 315
10-year publication summary
|
22
|
19
|
31
|
20
|
23
|
18
|
18
|
15
|
8
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kohler Co. | 4138 |
10 |
| Delta Faucet Company | 2788 |
7 |
| Fisher Controls International LLC | 1479 |
7 |
| Nibco Inc. | 238 |
7 |
| Applied Materials, Inc. | 20145 |
6 |
| Buerkert Werke GmbH | 84 |
5 |
| Surpass Industry Co., Ltd. | 158 |
5 |
| AS America, Inc. | 1039 |
4 |
| BYD Company Limited | 6317 |
4 |
| Fujikin Incorporated | 697 |
4 |
| Mecanique Analytique Inc. | 38 |
4 |
| Mercury Plastics LLC | 77 |
4 |
| APN Inc. | 23 |
4 |
| Tokyo Electron Limited | 13617 |
3 |
| Lam Research Corporation | 5560 |
3 |
| Novellus Systems, Inc. | 458 |
3 |
| Aladdin Engineering and Manufacturing, Inc. | 8 |
3 |
| DEKA Products Limited Partnership | 1868 |
3 |
| Grohe AG | 1043 |
3 |
| HYDAC Process Technology GmbH | 88 |
3 |
| Other owners | 223 |