- 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
|
238
|
173
|
125
|
100
|
89
|
62
|
26
|
23
|
11
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ThyssenKrupp Presta Teccenter AG | 227 |
139 |
| Schaeffler Technologies AG & Co. KG | 10968 |
105 |
| Hyundai Motor Company | 24653 |
80 |
| ThyssenKrupp AG | 3409 |
59 |
| MAHLE International GmbH | 2911 |
56 |
| BorgWarner Inc. | 2583 |
36 |
| Kia Motors Corporation | 7718 |
32 |
| Ford Global Technologies, LLC | 21509 |
31 |
| Cummins Inc. | 2632 |
29 |
| Honda Motor Co., Ltd. | 26025 |
27 |
| Daimler AG | 2838 |
27 |
| Toyota Motor Corporation | 35772 |
24 |
| GM Global Technology Operations LLC | 16124 |
24 |
| Aisin Seiki Kabushiki Kaisha | 2159 |
21 |
| Eaton Intelligent Power Limited | 6243 |
21 |
| Volkswagen AG | 7461 |
15 |
| Caterpillar Inc. | 10267 |
12 |
| Mechadyne International Limited | 40 |
12 |
| Suzuki Motor Corporation | 1367 |
12 |
| Denso Corporation | 25534 |
11 |
| Other owners | 421 |