- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01L - Cyclically operating valves for machines or engines
- F01L 1/02 - Valve drive
Patent holdings for IPC class F01L 1/02
Total number of patents in this class: 321
10-year publication summary
|
30
|
18
|
51
|
47
|
46
|
37
|
21
|
25
|
6
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honda Motor Co., Ltd. | 24537 |
34 |
| Schaeffler Technologies AG & Co. KG | 8880 |
29 |
| BorgWarner Inc. | 2604 |
16 |
| Schaeffler KG | 960 |
11 |
| Denso Corporation | 23338 |
10 |
| Litens Automotive Partnership | 337 |
10 |
| Toyota Motor Corporation | 28582 |
9 |
| Cummins Inc. | 2369 |
9 |
| Ford Global Technologies, LLC | 19702 |
7 |
| Hyundai Motor Company | 19021 |
7 |
| Gates Corporation | 1182 |
7 |
| Piaggio & C. S.p.A. | 1172 |
6 |
| Volkswagen AG | 6966 |
6 |
| GM Global Technology Operations LLC | 13620 |
5 |
| Yamaha Motor Co., Ltd. | 2740 |
5 |
| Schaeffler Technologies GmbH & Co. KG | 846 |
5 |
| ThyssenKrupp Presta Teccenter AG | 241 |
5 |
| Lse R&D Engineering Limited | 6 |
5 |
| Isuzu Motors Limited | 2158 |
4 |
| Polaris Industries Inc. | 1987 |
4 |
| Other owners | 127 |