- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01L - Cyclically operating valves for machines or engines
- F01L 1/00 - Valve-gear or valve arrangements, e.g. lift-valve gear
Patent holdings for IPC class F01L 1/00
Total number of patents in this class: 62
10-year publication summary
|
6
|
1
|
9
|
4
|
8
|
1
|
3
|
4
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 23338 |
4 |
| Schaeffler Technologies AG & Co. KG | 8880 |
4 |
| Eaton Intelligent Power Limited | 6113 |
4 |
| Honda Motor Co., Ltd. | 24537 |
3 |
| GM Global Technology Operations LLC | 13620 |
3 |
| Toyota Motor Corporation | 28582 |
2 |
| Robert Bosch GmbH | 40953 |
2 |
| Ford Global Technologies, LLC | 19702 |
2 |
| Continental Automotive GmbH | 5573 |
2 |
| BorgWarner Inc. | 2604 |
2 |
| C.R.F. Societa Consortile per Azioni | 395 |
2 |
| MAHLE International GmbH | 2670 |
2 |
| SCHERDEL INNOTEC Forschungs-und Entwicklungs-GmbH | 28 |
2 |
| Enginuity Power Systems, Inc. | 34 |
2 |
| Eaton Corporation | 1839 |
1 |
| Caterpillar Inc. | 8877 |
1 |
| Hyundai Motor Company | 19021 |
1 |
| Delphi Technologies, Inc. | 487 |
1 |
| Aisin Seiki Kabushiki Kaisha | 2427 |
1 |
| Continental Automotive France | 781 |
1 |
| Other owners | 20 |