- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01L - Cyclically operating valves for machines or engines
- F01L 15/10 - Valve-gear or valve arrangements, e.g. with reciprocatory slide valves, other than provided for in groups with main slide valve and auxiliary valve dragged thereby
Patent holdings for IPC class F01L 15/10
Total number of patents in this class: 10
10-year publication summary
|
0
|
3
|
0
|
2
|
4
|
2
|
0
|
0
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Typhon Technology Solutions (U.S.), LLC | 78 |
4 |
| Rolls-Royce PLC | 2944 |
1 |
| GE Aviation Systems LLC | 569 |
1 |
| Red Leaf Resources, Inc. | 69 |
1 |
| ThyssenKrupp AG | 3086 |
1 |
| Newpolygen Technologies Ltd. | 3 |
1 |
| Enexor Energy, LLC | 7 |
1 |
| Other owners | 0 |