- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 35/00 - Means to prevent accidental or unauthorised actuation
Patent holdings for IPC class F16K 35/00
Total number of patents in this class: 223
10-year publication summary
|
14
|
14
|
12
|
16
|
11
|
14
|
12
|
7
|
7
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rockwell Automation Technologies, Inc. | 2811 |
13 |
| Fujikin Incorporated | 701 |
6 |
| Hayward Industries, Inc. | 678 |
6 |
| Nibco Inc. | 238 |
4 |
| Rangesafe, LLC | 9 |
4 |
| Danco, Inc. | 190 |
4 |
| Brady Worldwide, Inc. | 775 |
3 |
| Master Lock Company LLC | 532 |
3 |
| Protective Industries, Inc. | 55 |
3 |
| Shanghai HONGYAN Returnable Transit Packagings Co., Ltd. | 150 |
3 |
| SMC Corporation | 1394 |
3 |
| Squibb Taylor, Inc. | 6 |
3 |
| Shenzhen Lanyang Technology Co., Ltd. | 17 |
3 |
| Honeywell International Inc. | 12770 |
2 |
| Lam Research Corporation | 5676 |
2 |
| CKD Corporation | 468 |
2 |
| Emerson Process Management Regulator Technologies, Inc. | 391 |
2 |
| Fisher Controls International LLC | 1434 |
2 |
| Georg Fischer Rohrleitungssysteme AG | 133 |
2 |
| Kitz SCT Corporation | 47 |
2 |
| Other owners | 151 |