- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F03C - Positive-displacement engines driven by liquids
- F03C 1/247 - Reciprocating-piston liquid engines with movable cylinders in which the liquid exclusively displaces one or more pistons reciprocating in rotary cylinders with cylinders in star- or fan-arrangement
Patent holdings for IPC class F03C 1/247
Total number of patents in this class: 15
10-year publication summary
|
0
|
1
|
2
|
0
|
0
|
1
|
0
|
0
|
1
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Poclain Hydraulics Industrie | 239 |
11 |
| Komatsu Ltd. | 4505 |
1 |
| China University of Geosciences, Beijing | 73 |
1 |
| KYB Corporation | 1353 |
1 |
| SAF-HOLLAND GmbH | 420 |
1 |
| Other owners | 0 |