- 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 25/00 - Adaptations for special use of pumps for elastic fluids
Patent holdings for IPC class F04C 25/00
Total number of patents in this class: 44
10-year publication summary
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1
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2
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3
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3
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2
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4
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2
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3
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3
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aperia Technologies, Inc. | 50 |
8 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10682 |
4 |
| Exponential Technologies, Inc. | 36 |
4 |
| Edwards Limited | 799 |
2 |
| Hitachi Industrial Equipment Systems Co., Ltd. | 1402 |
2 |
| Ingersoll-Rand Industrial U.S., Inc. | 497 |
2 |
| International Business Machines Corporation | 60075 |
1 |
| Fujitsu Ten Limited | 472 |
1 |
| Denso Corporation | 23721 |
1 |
| Mitsubishi Electric Corporation | 44738 |
1 |
| Daikin Industries, Ltd. | 9810 |
1 |
| Adixen Vacuum Products | 19 |
1 |
| Aperia Techologies, Inc. | 1 |
1 |
| Atlas Copco Airpower, naamloze vennootschap | 982 |
1 |
| Bitzer Kuehlmaschinenbau GmbH | 146 |
1 |
| Busch Produktions GmbH | 13 |
1 |
| Chang Gung Memorial Hospital, Linkou | 56 |
1 |
| Fleet Maintenance, Inc. | 2 |
1 |
| Genesis Advanced Technology Inc. | 56 |
1 |
| GOJO Industries, Inc. | 891 |
1 |
| Other owners | 8 |