- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01L - Cyclically operating valves for machines or engines
- F01L 1/18 - Rocking arms or levers
Patent holdings for IPC class F01L 1/18
Total number of patents in this class: 1460
10-year publication summary
|
115
|
151
|
174
|
165
|
166
|
148
|
126
|
96
|
80
|
18
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eaton Intelligent Power Limited | 6113 |
337 |
| Schaeffler Technologies AG & Co. KG | 8880 |
131 |
| Jacobs Vehicle Systems, Inc. | 212 |
64 |
| Eaton Corporation | 1839 |
52 |
| Hyundai Motor Company | 19021 |
50 |
| Caterpillar Inc. | 8877 |
40 |
| Schaeffler KG | 960 |
36 |
| Honda Motor Co., Ltd. | 24537 |
31 |
| Ford Global Technologies, LLC | 19702 |
27 |
| Cummins Inc. | 2369 |
27 |
| Toyota Motor Corporation | 28582 |
22 |
| AVL List GmbH | 1232 |
21 |
| Otics Corporation | 57 |
21 |
| Kia Motors Corporation | 7946 |
19 |
| MAHLE International GmbH | 2670 |
19 |
| Volvo Truck Corporation | 2764 |
18 |
| GM Global Technology Operations LLC | 13620 |
17 |
| Delphi Technologies IP Limited | 1081 |
17 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
15 |
| NTN Corporation | 5008 |
15 |
| Other owners | 481 |