- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01L - Cyclically operating valves for machines or engines
- F01L 1/32 - Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for rotating lift valves, e.g. to diminish wear
Patent holdings for IPC class F01L 1/32
Total number of patents in this class: 29
10-year publication summary
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3
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4
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1
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4
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3
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2
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2
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1
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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
|
|---|---|---|
| Federal-Mogul Valvetrain GmbH | 63 |
6 |
| Caterpillar Inc. | 10118 |
3 |
| McGuire Aero Propulsion Solutions Inc. | 6 |
3 |
| MAN Truck & Bus SE | 488 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 9016 |
1 |
| E.P. Barrus Limited | 8 |
1 |
| Helio Precision Products, Inc. | 1 |
1 |
| MAHLE International GmbH | 2879 |
1 |
| Markisches Werk GmbH | 16 |
1 |
| Mitsubishi Jidosha Kogyo Kabushiki Kaisha | 1502 |
1 |
| Peugeot Citroen Automobiles SA | 1693 |
1 |
| Wartsila Finland Oy | 755 |
1 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12525 |
1 |
| DELLA LUNA, Vincenza | 1 |
1 |
| PLACIDI, Marco | 1 |
1 |
| PLACIDI, Maurizio | 1 |
1 |
| Spiga Nord SpA | 1 |
1 |
| Shala S.r.l.s. | 1 |
1 |
| BorgWarner US Technologies LLC | 439 |
1 |
| Other owners | 0 |