- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01L - Cyclically operating valves for machines or engines
- F01L 1/14 - Tappets; Push-rods
Patent holdings for IPC class F01L 1/14
Total number of patents in this class: 544
10-year publication summary
48
|
67
|
56
|
57
|
46
|
39
|
32
|
26
|
23
|
5
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Schaeffler Technologies AG & Co. KG | 8880 |
67 |
Eaton Intelligent Power Limited | 6113 |
50 |
Aktiebolaget SKF | 2700 |
35 |
Schaeffler KG | 960 |
28 |
Caterpillar Inc. | 8877 |
25 |
Cummins Inc. | 2369 |
14 |
Jacobs Vehicle Systems, Inc. | 212 |
13 |
Honda Motor Co., Ltd. | 24537 |
12 |
Eaton Corporation | 1839 |
11 |
Robert Bosch GmbH | 40953 |
11 |
GM Global Technology Operations LLC | 13620 |
11 |
Wartsila Finland Oy | 740 |
10 |
Hyundai Motor Company | 19021 |
9 |
Schaeffler Technologies GmbH & Co. KG | 846 |
9 |
GT Technologies | 15 |
8 |
Ford Global Technologies, LLC | 19702 |
7 |
AVL List GmbH | 1232 |
7 |
C.R.F. Societa Consortile per Azioni | 395 |
7 |
Kabushiki Kaisha Riken | 265 |
7 |
NTN Corporation | 5008 |
6 |
Other owners | 197 |