- 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 1/24 - Accumulators using a gas cushionGas charging devicesIndicators or floats therefor with rigid separating means, e.g. pistons
Patent holdings for IPC class F15B 1/24
Total number of patents in this class: 237
10-year publication summary
|
17
|
17
|
24
|
20
|
13
|
17
|
12
|
17
|
9
|
15
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| HYDAC Technology GmbH | 239 |
47 |
| Robert Bosch GmbH | 42861 |
17 |
| Bastion Technologies, Inc. | 27 |
9 |
| Deere & Company | 7686 |
6 |
| Schaeffler Technologies AG & Co. KG | 10056 |
6 |
| HYDAC Fluidtechnik GmbH | 138 |
6 |
| Reel Power Licensing Corp. | 83 |
5 |
| Shandong University of Science and Technology | 528 |
5 |
| Schlumberger Technology Corporation | 10930 |
3 |
| Hewlett Packard Enterprise Development LP | 10751 |
3 |
| Cameron International Corporation | 1345 |
3 |
| Goodrich Corporation | 2148 |
3 |
| LSP Products Group, Inc. | 44 |
3 |
| Petroleo Brasileiro S.A. - Petrobras | 867 |
3 |
| Safe Rack LLC | 52 |
3 |
| Clearmotion, Inc. | 175 |
3 |
| Universidade Tecnológica Federal do Paraná | 7 |
3 |
| ZF Friedrichshafen AG | 7180 |
2 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
2 |
| ABB Schweiz AG | 7085 |
2 |
| Other owners | 103 |