- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- 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: 30
10-year publication summary
|
1
|
2
|
3
|
4
|
1
|
4
|
3
|
2
|
2
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Federal-Mogul Valvetrain GmbH | 60 |
5 |
| Caterpillar Inc. | 8877 |
3 |
| McGuire Aero Propulsion Solutions Inc. | 5 |
3 |
| Markisches Werk GmbH | 15 |
2 |
| MAN Truck & Bus SE | 462 |
2 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
1 |
| E.P. Barrus Limited | 8 |
1 |
| Helio Precision Products, Inc. | 1 |
1 |
| MAHLE International GmbH | 2670 |
1 |
| Mitsubishi Jidosha Kogyo Kabushiki Kaisha | 1221 |
1 |
| Peugeot Citroen Automobiles SA | 1903 |
1 |
| Wartsila Finland Oy | 740 |
1 |
| MAN B&W Diesel Aktiengesellschaft | 2 |
1 |
| Delphi Technologies IP Limited | 1081 |
1 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
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 |
| Other owners | 0 |