- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 7/14 - Diaphragm cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat
Patent holdings for IPC class F16K 7/14
Total number of patents in this class: 161
10-year publication summary
|
25
|
13
|
13
|
22
|
14
|
11
|
9
|
12
|
11
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikin Incorporated | 691 |
30 |
| Buerkert Werke GmbH & Co. KG | 85 |
7 |
| Swagelok Company | 327 |
7 |
| Buerkert Werke GmbH | 91 |
5 |
| GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG | 109 |
5 |
| Kitz SCT Corporation | 42 |
4 |
| Robert Bosch GmbH | 41823 |
3 |
| Sumitomo Rubber Industries, Ltd. | 4407 |
3 |
| ASM IP Holding B.V. | 1901 |
3 |
| Emerson Process Management Regulator Technologies, Inc. | 378 |
3 |
| Mann+Hummel Filtration Technology US LLC | 76 |
3 |
| Pivotal Systems Corporation | 33 |
3 |
| SMC Corporation | 1359 |
3 |
| Vistadeltek, LLC | 14 |
3 |
| EON Meditech Pvt. Ltd. | 6 |
3 |
| Illinois Tool Works Inc. | 11404 |
2 |
| Daikin Industries, Ltd. | 9851 |
2 |
| Aisan Kogyo Kabushiki Kaisha | 721 |
2 |
| Griswold Controls, LLC | 27 |
2 |
| HORIBA STEC, Co., Ltd. | 314 |
2 |
| Other owners | 66 |