- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16K - Valvestapscocksactuating-floatsdevices for venting or aerating
- F16K 7/02 - Diaphragm cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage with tubular diaphragm
Patent holdings for IPC class F16K 7/02
Total number of patents in this class: 82
10-year publication summary
|
7
|
11
|
4
|
5
|
11
|
3
|
1
|
3
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| A.C. Dispensing Equipment, Inc. | 39 |
5 |
| Garlock Sealing Technologies LLC | 147 |
4 |
| AcornVac, Inc. | 4 |
2 |
| Asahi Breweries, Ltd. | 236 |
2 |
| Cherne Industries Incorporated | 37 |
2 |
| GL GmbH Metall- und Werkstatttechnik | 5 |
2 |
| Kyokko Electric Co. Ltd. | 18 |
2 |
| OXO Fab. Inc. | 7 |
2 |
| Rubicon Research Pty Ltd. | 70 |
2 |
| Ronald Yamada | 4 |
2 |
| Wuhan Shengyu Drainage System Co., Ltd. | 19 |
2 |
| Pessa S.A. | 3 |
2 |
| Samsung Electronics Co., Ltd. | 139798 |
1 |
| F. Hoffmann-La Roche AG | 7957 |
1 |
| Roche Diagnostics GmbH | 2693 |
1 |
| Baker Hughes Incorporated | 5491 |
1 |
| Siemens AG | 24563 |
1 |
| Xerox Corporation | 7071 |
1 |
| Hitachi, Ltd. | 15264 |
1 |
| Koninklijke Philips N.V. | 24150 |
1 |
| Other owners | 45 |