- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01L - Cyclically operating valves for machines or engines
- F01L 1/245 - Hydraulic tappets
Patent holdings for IPC class F01L 1/245
Total number of patents in this class: 85
10-year publication summary
|
10
|
8
|
11
|
17
|
4
|
6
|
11
|
2
|
1
|
0
|
| 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 |
13 |
| Schaeffler Technologies AG & Co. KG | 8880 |
10 |
| Hangzhou Xzb Tech Co., Ltd. | 14 |
6 |
| Schaeffler KG | 960 |
6 |
| Nittan Valve Co., Ltd. | 138 |
5 |
| Otics Corporation | 57 |
5 |
| Kubota Corporation | 3054 |
4 |
| Eaton Corporation | 1839 |
2 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
2 |
| AVL List GmbH | 1232 |
2 |
| C.R.F. Societa Consortile per Azioni | 395 |
2 |
| Cummins Inc. | 2369 |
2 |
| Jacobs Vehicle Systems, Inc. | 212 |
2 |
| Valeo Systemes de Controle Moteur | 614 |
2 |
| Eaton Corporation | 6 |
2 |
| NITTAN Corporation | 50 |
2 |
| Hitachi Automotive Systems, Ltd. | 3970 |
1 |
| Caterpillar Inc. | 8877 |
1 |
| Hyundai Motor Company | 19021 |
1 |
| Kia Motors Corporation | 7946 |
1 |
| Other owners | 14 |