- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F15B - Systems acting by means of fluids in generalfluid-pressure actuators, e.g. servomotorsdetails of fluid-pressure systems, not otherwise provided for
- F15B 1/08 - Accumulators using a gas cushionGas charging devicesIndicators or floats therefor
Patent holdings for IPC class F15B 1/08
Total number of patents in this class: 139
10-year publication summary
|
15
|
16
|
8
|
13
|
7
|
6
|
6
|
6
|
7
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| HYDAC Technology GmbH | 247 |
24 |
| Bastion Technologies, Inc. | 27 |
10 |
| Eagle Industry Co., Ltd. | 1172 |
9 |
| Robert Bosch GmbH | 43838 |
6 |
| FLEXcon Industries, Inc. | 24 |
5 |
| Hexagon Technology AS | 135 |
5 |
| NHK Spring Co., Ltd. | 1955 |
5 |
| Performance Pulsation Control, Inc. | 59 |
5 |
| ADVICS Co., Ltd. | 1355 |
4 |
| NOK Corporation | 2286 |
3 |
| Deere & Company | 8008 |
2 |
| Airbus Operations Limited | 1336 |
2 |
| Aalto University Foundation | 311 |
2 |
| Dana Italia S.p.A. | 25 |
2 |
| Eaton SAS | 7 |
2 |
| Emerson Process Management Valve Automation, Inc. | 58 |
2 |
| Reel Power Licensing Corp. | 87 |
2 |
| Halliburton Energy Services, Inc. | 21251 |
1 |
| Hitachi Construction Machinery Co., Ltd. | 2725 |
1 |
| Schaeffler Technologies AG & Co. KG | 10815 |
1 |
| Other owners | 46 |