- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01L - Cyclically operating valves for machines or engines
- F01L 1/04 - Valve drive by means of cams, camshafts, cam discs, eccentrics, or the like
Patent holdings for IPC class F01L 1/04
Total number of patents in this class: 226
10-year publication summary
|
36
|
30
|
16
|
16
|
13
|
4
|
6
|
5
|
0
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honda Motor Co., Ltd. | 26025 |
15 |
| ThyssenKrupp Presta Teccenter AG | 227 |
13 |
| Eaton Intelligent Power Limited | 6243 |
12 |
| BorgWarner Inc. | 2583 |
9 |
| Cummins Inc. | 2632 |
9 |
| Hyundai Motor Company | 24653 |
6 |
| Schaeffler Technologies AG & Co. KG | 10968 |
6 |
| Isuzu Motors Limited | 2323 |
6 |
| MAHLE International GmbH | 2911 |
6 |
| GM Global Technology Operations LLC | 16124 |
5 |
| Caterpillar Inc. | 10267 |
5 |
| Audi AG | 7563 |
5 |
| Xr Reserve LLC | 34 |
5 |
| Hitachi Automotive Systems, Ltd. | 3954 |
4 |
| Ford Global Technologies, LLC | 21509 |
4 |
| NTN Corporation | 4914 |
4 |
| JTEKT Corporation | 2583 |
4 |
| Mitsubishi Jidosha Kogyo Kabushiki Kaisha | 1532 |
4 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12369 |
4 |
| Nissan Motor Co., Ltd. | 12964 |
3 |
| Other owners | 97 |