- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01L - Cyclically operating valves for machines or engines
- F01L 13/06 - Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for braking
Patent holdings for IPC class F01L 13/06
Total number of patents in this class: 515
10-year publication summary
|
23
|
36
|
31
|
42
|
59
|
56
|
56
|
49
|
46
|
8
|
| 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 |
114 |
| Jacobs Vehicle Systems, Inc. | 212 |
58 |
| Cummins Inc. | 2369 |
24 |
| AVL List GmbH | 1232 |
19 |
| Daimler AG | 3462 |
18 |
| Scania CV AB | 2330 |
18 |
| Caterpillar Inc. | 8877 |
17 |
| PacBrake Company | 20 |
17 |
| Volvo Truck Corporation | 2764 |
16 |
| Shanghai Universoon Autoparts Co., Ltd. | 19 |
14 |
| Daimler Truck AG | 544 |
13 |
| Eaton SRL | 25 |
12 |
| Hyundai Motor Company | 19021 |
11 |
| Schaeffler Technologies AG & Co. KG | 8880 |
10 |
| MAN Truck & Bus SE | 462 |
10 |
| Kia Motors Corporation | 7946 |
8 |
| MAN Truck & Bus AG | 180 |
7 |
| Volvo Lastvagnar AB | 922 |
7 |
| Eaton Corporation | 1839 |
6 |
| Deere & Company | 6845 |
5 |
| Other owners | 111 |