- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 41/02 - Engines with prolonged expansion
Patent holdings for IPC class F02B 41/02
Total number of patents in this class: 10
10-year publication summary
|
4
|
3
|
1
|
0
|
1
|
0
|
0
|
0
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Volvo Truck Corporation | 3951 |
2 |
| Enexor Energy | 2 |
2 |
| Compound Rotary Engines Limited | 7 |
1 |
| Cummins Inc. | 2651 |
1 |
| Fuelsave GmbH | 19 |
1 |
| CTL Engineering Sagl | 1 |
1 |
| Hieff Engine Company Limited | 3 |
1 |
| Airdaptive LLC | 3 |
1 |
| Other owners | 0 |