- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquidsrotary-piston, or oscillating-piston, positive-displacement pumps
- F04C 7/00 - Rotary-piston machines or pumps with fluid ring or the like
Patent holdings for IPC class F04C 7/00
Total number of patents in this class: 19
10-year publication summary
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2
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Jets Invest AS | 5 |
2 |
| Safran Helicopter Engines | 819 |
2 |
| Truma Gerätetechnik GmbH & Co. KG | 287 |
2 |
| Safran AeroSystems | 292 |
2 |
| Agam Energy Systems Ltd. | 8 |
1 |
| Catalytec | 6 |
1 |
| Edwards Limited | 780 |
1 |
| ITT Manufacturing Enterprises LLC | 421 |
1 |
| Jets AS | 32 |
1 |
| Sterling Industry Consult GmbH | 20 |
1 |
| Nordea Bank AB | 5 |
1 |
| Edwards Technologies Vacuum Engineering (Qingdao) Co Ltd | 20 |
1 |
| Weihai Lingyun Fluid Transmission Technology Co. Ltd. | 2 |
1 |
| JSC Zago Technology | 5 |
1 |
| PHINIA Jersey Holdings LLC | 373 |
1 |
| Other owners | 0 |