- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquidsrotary-piston, or oscillating-piston, positive-displacement pumps
- F04C 18/48 - Rotary-piston pumps with non-parallel axes of movement of co-operating members
Patent holdings for IPC class F04C 18/48
Total number of patents in this class: 16
10-year publication summary
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2
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2
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2
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1
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3
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1
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1
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2
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2
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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
|
|---|---|---|
| Rotoliptic Technologies Incorporated | 21 |
4 |
| Exponential Technologies, Inc. | 34 |
3 |
| Daikin Industries, Ltd. | 10375 |
2 |
| FeTu Limited | 16 |
2 |
| Shenzhen Spherical Fluid Power Technology Co.,Ltd. | 11 |
2 |
| LG Electronics Inc. | 74953 |
1 |
| Duryea Technologies, Inc. | 2 |
1 |
| 2228146 Alberta Inc. | 3 |
1 |
| Other owners | 0 |