- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01L - Cyclically operating valves for machines or engines
- F01L 15/04 - Valve-gear or valve arrangements, e.g. with reciprocatory slide valves, other than provided for in groups with valves other than cylindrical, sleeve, or part-annularly-shaped, e.g. flat D-valves main valve being combined with auxiliary valve
Patent holdings for IPC class F01L 15/04
Total number of patents in this class: 1
10-year publication summary
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
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---|---|---|
Sturman Digital Systems, LLC | 41 |
1 |
Other owners | 0 |