- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F03C - Positive-displacement engines driven by liquids
- F03C 1/013 - Reciprocating-piston liquid engines with single cylinder, single-acting piston
Patent holdings for IPC class F03C 1/013
Total number of patents in this class: 4
10-year publication summary
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0
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0
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1
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2
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0
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3
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0
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1
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1
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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
|
|---|---|---|
| Hammelmann GmbH | 34 |
1 |
| Hangzhou (torch) Membrane Industry Co., Ltd. | 1 |
1 |
| Świątek Janusz | 1 |
1 |
| Flapump AS | 3 |
1 |
| Other owners | 0 |