- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01L - Cyclically operating valves for machines or engines
- F01L 7/04 - Rotary or oscillatory slide-valve gear or valve arrangements with cylindrical, sleeve, or part-annularly-shaped valves surrounding working cylinder or piston
Patent holdings for IPC class F01L 7/04
Total number of patents in this class: 17
10-year publication summary
6
|
1
|
1
|
1
|
0
|
0
|
1
|
1
|
1
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Pinnacle Engines, Inc. | 37 |
6 |
RCV Engines Limited | 15 |
4 |
Vallacqua Giulio Ditta Individuale | 3 |
2 |
Dana Automotive Systems Group, LLC | 395 |
1 |
Dynamic Ratings, Inc. | 6 |
1 |
Motiv Engines, LLC | 9 |
1 |
Peugeot Citroen Automobiles SA | 1903 |
1 |
Anisun EcoTech Pvt Ltd. | 1 |
1 |
Other owners | 0 |