- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01L - Cyclically operating valves for machines or engines
- F01L 7/02 - Rotary or oscillatory slide-valve gear or valve arrangements with cylindrical, sleeve, or part-annularly-shaped valves
Patent holdings for IPC class F01L 7/02
Total number of patents in this class: 96
10-year publication summary
|
17
|
12
|
11
|
15
|
7
|
7
|
4
|
1
|
5
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| RCV Engines Limited | 13 |
10 |
| Aquarius Engines (A.M.) Ltd. | 35 |
10 |
| Vaztec Engine Venture, LLC | 15 |
10 |
| Tour Engine, Inc. | 15 |
6 |
| King Fahd University of Petroleum and Minerals | 1496 |
3 |
| Illinois Tool Works Inc. | 11745 |
2 |
| Perkins Engines Company Limited | 299 |
2 |
| Hyundai Motor Company | 23906 |
2 |
| Kaaz Corporation | 29 |
2 |
| Koenig & Bauer AG | 965 |
2 |
| LiquidPiston, Inc. | 51 |
2 |
| H2p Systems | 3 |
2 |
| Star Engine S.r.l. | 5 |
2 |
| Enginuity Power Systems, Inc. | 41 |
2 |
| GM Global Technology Operations LLC | 15864 |
1 |
| Ford Global Technologies, LLC | 21309 |
1 |
| Aisin Seiki Kabushiki Kaisha | 2175 |
1 |
| Kia Motors Corporation | 7721 |
1 |
| Bright Energy Storage Technologies, LLP | 18 |
1 |
| BRP-Rotax GmbH & Co. KG | 183 |
1 |
| Other owners | 33 |