- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 75/30 - Engines with two or more pistons reciprocating within same cylinder or within essentially coaxial cylinders with one working piston sliding inside another
Patent holdings for IPC class F02B 75/30
Total number of patents in this class: 16
10-year publication summary
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4
|
4
|
0
|
4
|
1
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1
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0
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0
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2
|
0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aquarius Engines (A.M.) Ltd. | 37 |
7 |
| Cox Powertrain Ltd | 42 |
1 |
| General Atomics Aeronautical Systems, Inc. | 209 |
1 |
| King Abdullah University of Science and Technology | 1823 |
1 |
| Reinhardt, Gaby Traute | 3 |
1 |
| Thermal Power Recovery LLC | 12 |
1 |
| Yan Engines, Ltd. | 2 |
1 |
| Fachhochschule Lübeck | 6 |
1 |
| Var Motors Beheer B.V. | 1 |
1 |
| Cesar Mercier | 2 |
1 |
| Other owners | 0 |