- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01L - Cyclically operating valves for machines or engines
- F01L 1/047 - Camshafts
Patent holdings for IPC class F01L 1/047
Total number of patents in this class: 1194
10-year publication summary
|
141
|
238
|
172
|
125
|
100
|
89
|
62
|
24
|
23
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ThyssenKrupp Presta Teccenter AG | 229 |
140 |
| Schaeffler Technologies AG & Co. KG | 10322 |
104 |
| Hyundai Motor Company | 22753 |
80 |
| MAHLE International GmbH | 2828 |
57 |
| ThyssenKrupp AG | 3336 |
57 |
| BorgWarner Inc. | 2604 |
36 |
| Kia Motors Corporation | 7744 |
32 |
| Ford Global Technologies, LLC | 20917 |
31 |
| Daimler AG | 2961 |
28 |
| Cummins Inc. | 2633 |
28 |
| Honda Motor Co., Ltd. | 25778 |
27 |
| GM Global Technology Operations LLC | 15352 |
24 |
| Toyota Motor Corporation | 33378 |
23 |
| Aisin Seiki Kabushiki Kaisha | 2208 |
21 |
| Eaton Intelligent Power Limited | 6049 |
21 |
| Volkswagen AG | 7383 |
15 |
| Caterpillar Inc. | 9730 |
12 |
| Mechadyne International Limited | 43 |
12 |
| Denso Corporation | 24755 |
11 |
| Neumayer Tekfor Holding GmbH | 71 |
11 |
| Other owners | 424 |