- 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: 117
10-year publication summary
|
18
|
15
|
6
|
5
|
10
|
6
|
5
|
4
|
6
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saab AB | 821 |
19 |
| Purdue Research Foundation | 3861 |
4 |
| Norrhydro Oy | 16 |
4 |
| SMS Group GmbH | 1172 |
4 |
| Volvo Construction Equipment AB | 1216 |
3 |
| Robert Bosch GmbH | 43700 |
2 |
| Caterpillar Inc. | 10180 |
2 |
| ZF Friedrichshafen AG | 7220 |
2 |
| General Compression, Inc. | 26 |
2 |
| Hatebur Umformmaschinen AG | 40 |
2 |
| Kosmek Ltd. | 155 |
2 |
| Mecanique Analytique Inc. | 38 |
2 |
| Metso Paper, Inc. | 355 |
2 |
| Moog GmbH | 51 |
2 |
| SAF-HOLLAND GmbH | 409 |
2 |
| UT-Battelle, LLC | 1498 |
2 |
| Vahterus Oy | 71 |
2 |
| Voith Patent GmbH | 2771 |
2 |
| WABCO GmbH | 467 |
2 |
| Ensign Drilling Inc. | 12 |
2 |
| Other owners | 53 |