- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01L - Cyclically operating valves for machines or engines
- F01L 7/04 - Rotary or oscillatory slide-valve gear or valve arrangements with cylindrical, sleeve, or part-annularly-shaped valves surrounding working cylinder or piston
Patent holdings for IPC class F01L 7/04
Total number of patents in this class: 14
10-year publication summary
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1
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1
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0
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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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0
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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
|
|---|---|---|
| Pinnacle Engines, Inc. | 35 |
6 |
| RCV Engines Limited | 13 |
2 |
| Vallacqua Giulio Ditta Individuale | 3 |
2 |
| Dana Automotive Systems Group, LLC | 469 |
1 |
| Dynamic Ratings, Inc. | 5 |
1 |
| Motiv Engines, LLC | 9 |
1 |
| Anisun EcoTech Pvt Ltd. | 1 |
1 |
| Other owners | 0 |