- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 31/60 - Handles
Patent holdings for IPC class F16K 31/60
Total number of patents in this class: 881
10-year publication summary
|
99
|
83
|
99
|
101
|
83
|
81
|
82
|
77
|
57
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Delta Faucet Company | 2743 |
39 |
| Kohler Co. | 4127 |
36 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4045 |
25 |
| Hayward Industries, Inc. | 673 |
15 |
| Alexander Yeh Industry Co. Ltd. | 43 |
12 |
| Nibco Inc. | 233 |
10 |
| Xiamen Solex High-Tech Industries Co., Ltd. | 434 |
10 |
| Flühs Drehtechnik GmbH | 71 |
8 |
| Shanghai HONGYAN Returnable Transit Packagings Co., Ltd. | 150 |
8 |
| Cameron International Corporation | 1361 |
7 |
| Georg Fischer Rohrleitungssysteme AG | 125 |
7 |
| Kohler Mira Limited | 304 |
7 |
| Samsung Electronics Co., Ltd. | 152716 |
5 |
| B. Braun Avitum AG | 369 |
5 |
| Dramm Corporation of Manitowoc | 8 |
5 |
| Elcam Medical Agricultural Cooperative Association Ltd. | 36 |
5 |
| Fisher Jeon Gas Equipment (Chengdu) Co., Ltd. | 45 |
5 |
| Grohe AG | 1054 |
5 |
| Kitz SCT Corporation | 44 |
5 |
| LPW Technology Ltd. | 63 |
5 |
| Other owners | 657 |