- 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 1/22 - Liquid port constructions
Patent holdings for IPC class F15B 1/22
Total number of patents in this class: 39
10-year publication summary
|
3
|
2
|
5
|
1
|
3
|
4
|
2
|
6
|
2
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| HYDAC Technology GmbH | 239 |
14 |
| a & a International, LLC | 20 |
3 |
| Robert Bosch GmbH | 42826 |
2 |
| AMTROL Licensing Inc. | 217 |
2 |
| Industries Mailhot Inc. | 22 |
2 |
| Performance Pulsation Control, Inc. | 58 |
2 |
| Eaton Corporation | 1814 |
1 |
| Aisin AW Co., Ltd. | 2319 |
1 |
| Audi AG | 7377 |
1 |
| Aw-energy Oy | 44 |
1 |
| Eagle Industry Co., Ltd. | 1134 |
1 |
| Fawcett Christie Hydraulics Limited | 1 |
1 |
| Gustav Klauke GmbH | 145 |
1 |
| Heishin Ltd. | 91 |
1 |
| Plastic Omnium Advanced Innovation and Research | 339 |
1 |
| Technoboost | 86 |
1 |
| Zilmet S.p.A. | 23 |
1 |
| Indius Medical Technologies Private Limited | 8 |
1 |
| Greenlee Tools, Inc. | 200 |
1 |
| Ztork Products Inc. | 2 |
1 |
| Other owners | 0 |