- 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 11/12 - Servomotor systems without provision for follow-up action with only one servomotor providing distinct intermediate positionsServomotor systems without provision for follow-up action with only one servomotor with step-by-step action
Patent holdings for IPC class F15B 11/12
Total number of patents in this class: 81
10-year publication summary
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6
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8
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7
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9
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10
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7
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5
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4
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5
|
1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Marvin Engineering Co., Inc. | 14 |
6 |
| Kongsberg Automotive AS | 44 |
4 |
| WABCO GmbH | 475 |
3 |
| Knorr-Bremse Systeme für Nutzfahrzeuge GmbH | 1401 |
3 |
| Kongsberg Maritime Sweden AB | 29 |
3 |
| Dana Heavy Vehicle Systems Group, LLC | 360 |
2 |
| FTE automotive GmbH | 46 |
2 |
| Goodrich Actuation Systems SAS | 164 |
2 |
| Out and Out Chemistry SPRL | 17 |
2 |
| Pleiger Maschinenbau GmbH & Co. KG | 10 |
2 |
| Saab AB | 810 |
2 |
| Safran Landing Systems UK Ltd | 183 |
2 |
| Eindhoven Medical Robotics B.V. | 22 |
2 |
| Safran Landing Systems UK LTD | 28 |
2 |
| Siemens AG | 24453 |
1 |
| The Boeing Company | 20084 |
1 |
| Hitachi Construction Machinery Co., Ltd. | 2646 |
1 |
| Denso Corporation | 24355 |
1 |
| Hyundai Motor Company | 22086 |
1 |
| Hamilton Sundstrand Corporation | 4891 |
1 |
| Other owners | 38 |