- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquids; rotary-piston, or oscillating-piston, positive-displacement pumps
- F04C 2/24 - Rotary-piston machines or pumps of counter-engagement type, i.e. the movement of co-operating members at the points of engagement being in opposite directions
Patent holdings for IPC class F04C 2/24
Total number of patents in this class: 12
10-year publication summary
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4
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0
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0
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0
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0
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0
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0
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0
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Schwabische Huttenwerke Automotive GmbH | 68 |
2 |
| Bitzer Kuehlmaschinenbau GmbH | 140 |
1 |
| Bosch Pouch Systems AG | 20 |
1 |
| Edwards Limited | 764 |
1 |
| Equistar Chemicals, LP | 342 |
1 |
| IHI Corporation | 3268 |
1 |
| INGERSOLL Rand International Limited | 5 |
1 |
| Kobe Steel, Ltd. | 912 |
1 |
| Kyungwon Machinery Co., Ltd. | 2 |
1 |
| Torad Engineering, LLC | 15 |
1 |
| Exodus R&D International PTE, LTD. | 7 |
1 |
| Other owners | 0 |