- 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 28/14 - 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 using rotating valves
Patent holdings for IPC class F04C 28/14
Total number of patents in this class: 17
10-year publication summary
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0
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3
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0
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2
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3
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1
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3
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0
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2
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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
|
|---|---|---|
| Hansen Engine Corporation | 13 |
2 |
| Exodus R&D International PTE, LTD. | 7 |
2 |
| LG Electronics Inc. | 69257 |
1 |
| Carrier Corporation | 4759 |
1 |
| Johnson Controls Technology Company | 1522 |
1 |
| Edwards Limited | 764 |
1 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1334 |
1 |
| Praxair Technology, Inc. | 1367 |
1 |
| Trane International Inc. | 1123 |
1 |
| Tyco Fire & Security GmbH | 2172 |
1 |
| Exodus R&D International Pte Ltd | 1 |
1 |
| International Electric Company Limited | 4 |
1 |
| Johnson Controls Tyco IP Holdings LLP | 1584 |
1 |
| Gardner Denver, LLC | 20 |
1 |
| Industrial Technologies and Services, LLC | 83 |
1 |
| Other owners | 0 |