- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01L - Cyclically operating valves for machines or engines
- F01L 11/02 - Valve arrangements in working piston or piston-rod in piston
Patent holdings for IPC class F01L 11/02
Total number of patents in this class: 12
10-year publication summary
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1
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0
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1
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1
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1
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0
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1
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0
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1
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Intelline Inc. | 9 |
3 |
| Deutsches Zentrum für Luft- und Raumfahrt e.V. | 818 |
1 |
| McAlister Technologies, LLC | 125 |
1 |
| Motiv Engines, LLC | 9 |
1 |
| Wartsila Finland Oy | 755 |
1 |
| McAlister, Roy Edward | 1 |
1 |
| Fa. H&b Power and Water GmbH | 1 |
1 |
| JUNG, Nadine | 4 |
1 |
| Suisse Technology Group SA | 1 |
1 |
| Zhengzhou East Industry Automobile Applied Technology Co., Ltd. | 1 |
1 |
| Other owners | 0 |