- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquidsrotary-piston, or oscillating-piston, positive-displacement pumps
- F04C 28/10 - Control of, monitoring of, or safety arrangements for, pumps or pumping installations specially adapted for elastic fluids characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
Patent holdings for IPC class F04C 28/10
Total number of patents in this class: 36
10-year publication summary
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1
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5
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2
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3
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2
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5
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2
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4
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1
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2
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 73825 |
5 |
| Trane International Inc. | 1201 |
3 |
| Copeland LP | 691 |
3 |
| Carrier Corporation | 4007 |
2 |
| Emerson Climate Technologies (Suzhou) Co., Ltd. | 170 |
2 |
| Hansen Engine Corporation | 11 |
2 |
| ZF CV Systems Global GmbH | 566 |
2 |
| R-718 Spindel GbR | 6 |
2 |
| Doosan Bobcat North America Inc. | 594 |
2 |
| Samsung Electronics Co., Ltd. | 149198 |
1 |
| Eaton Corporation | 1812 |
1 |
| Mitsubishi Electric Corporation | 46973 |
1 |
| Emerson Climate Technologies, Inc. | 297 |
1 |
| GREE Electric Appliances, Inc. of Zhuhai | 3257 |
1 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1486 |
1 |
| Shanghai Power Tech. Screw Machinery Co., Ltd. | 6 |
1 |
| Sterling Industry Consult GmbH | 20 |
1 |
| Sullair, LLC | 39 |
1 |
| Tyco Fire & Security GmbH | 3465 |
1 |
| Mitsubishi Heavy Industries Thermal Systems, Ltd. | 920 |
1 |
| Other owners | 2 |