- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01L - Cyclically operating valves for machines or engines
- F01L 1/14 - TappetsPush-rods
Patent holdings for IPC class F01L 1/14
Total number of patents in this class: 506
10-year publication summary
|
56
|
57
|
46
|
39
|
32
|
27
|
23
|
8
|
12
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schaeffler Technologies AG & Co. KG | 11044 |
59 |
| Eaton Intelligent Power Limited | 6256 |
52 |
| Aktiebolaget SKF | 3134 |
35 |
| Caterpillar Inc. | 10285 |
24 |
| Schaeffler KG | 455 |
15 |
| Jacobs Vehicle Systems, Inc. | 215 |
13 |
| Honda Motor Co., Ltd. | 26064 |
12 |
| Cummins Inc. | 2635 |
12 |
| Eaton Corporation | 1803 |
11 |
| GM Global Technology Operations LLC | 16170 |
11 |
| Robert Bosch GmbH | 44209 |
10 |
| Wartsila Finland Oy | 754 |
10 |
| Hyundai Motor Company | 24745 |
9 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
9 |
| C.R.F. Societa Consortile per Azioni | 384 |
9 |
| Kubota Corporation | 4403 |
8 |
| Ford Global Technologies, LLC | 21532 |
7 |
| AVL List GmbH | 1325 |
7 |
| GT Technologies | 13 |
7 |
| Kabushiki Kaisha Riken | 305 |
7 |
| Other owners | 179 |