- 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 11/036 - Systems essentially incorporating special features for controlling the speed or the actuating force or speed of an output member for controlling the actuating force by means of servomotors having a plurality of working chambers
Patent holdings for IPC class F15B 11/036
Total number of patents in this class: 118
10-year publication summary
|
18
|
15
|
6
|
5
|
9
|
6
|
5
|
4
|
6
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saab AB | 816 |
19 |
| Purdue Research Foundation | 3780 |
4 |
| Norrhydro Oy | 16 |
4 |
| SMS Group GmbH | 1150 |
4 |
| Vahterus Oy | 70 |
3 |
| Volvo Construction Equipment AB | 1207 |
3 |
| Robert Bosch GmbH | 43268 |
2 |
| Caterpillar Inc. | 9992 |
2 |
| ZF Friedrichshafen AG | 7206 |
2 |
| Bell Helicopter Textron Inc. | 1001 |
2 |
| General Compression, Inc. | 30 |
2 |
| Hatebur Umformmaschinen AG | 39 |
2 |
| Kosmek Ltd. | 153 |
2 |
| Mecanique Analytique Inc. | 38 |
2 |
| Metso Paper, Inc. | 381 |
2 |
| Moog GmbH | 50 |
2 |
| SAF-HOLLAND GmbH | 409 |
2 |
| UT-Battelle, LLC | 1488 |
2 |
| Voith Patent GmbH | 2764 |
2 |
| WABCO GmbH | 470 |
2 |
| Other owners | 53 |