- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01L - Cyclically operating valves for machines or engines
- F01L 7/12 - Rotary or oscillatory slide-valve gear or valve arrangements specially for two-stroke engines
Patent holdings for IPC class F01L 7/12
Total number of patents in this class: 14
10-year publication summary
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3
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0
|
2
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1
|
3
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2
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2
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4
|
1
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BRP-Rotax GmbH & Co. KG | 166 |
4 |
| Arens GmbH Metallbau & Bauschlosserei | 3 |
2 |
| Arctic Cat Inc. | 391 |
1 |
| E2f di Esposti Federici Ettore | 1 |
1 |
| EMAK S.p.A. | 63 |
1 |
| Pivotal Engineering Limited | 2 |
1 |
| Next Generation Engines LLC | 3 |
1 |
| Hypertec Solution S.r.l. | 6 |
1 |
| Alpha-Otto Technologies Inc. | 2 |
1 |
| Discovery Energy, LLC | 380 |
1 |
| Other owners | 0 |