- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04C - Rotary-piston, or oscillating-piston, positive-displacement machines for liquidsrotary-piston, or oscillating-piston, positive-displacement pumps
- F04C 9/00 - Oscillating-piston machines or pumps
Patent holdings for IPC class F04C 9/00
Total number of patents in this class: 52
10-year publication summary
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6
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5
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6
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6
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3
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4
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1
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1
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2
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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
|
|---|---|---|
| Fresenius Kabi Deutschland GmbH | 611 |
4 |
| Exodus R&D International PTE, LTD. | 7 |
3 |
| Log Max AB | 31 |
2 |
| Nabtesco Corporation | 860 |
2 |
| Swashpump Technologies Limited | 5 |
2 |
| Emerald Energy NW, LLC | 11 |
2 |
| RapSon GmbH | 3 |
2 |
| Denso Ten Limited | 409 |
2 |
| Quest Engines, LLC | 31 |
2 |
| Illinois Tool Works Inc. | 11852 |
1 |
| Robert Bosch GmbH | 44094 |
1 |
| Hyundai Motor Company | 24578 |
1 |
| Schaeffler Technologies AG & Co. KG | 10933 |
1 |
| Kia Motors Corporation | 7718 |
1 |
| Atlas Copco Airpower, naamloze vennootschap | 1078 |
1 |
| Bell Helicopter Textron Inc. | 962 |
1 |
| Busch Produktions GmbH | 18 |
1 |
| Electromed, Inc. | 57 |
1 |
| Eveon | 38 |
1 |
| Fresenius Vial SAS | 200 |
1 |
| Other owners | 20 |