- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04F - Pumping of fluid by direct contact of another fluid or by using inertia of fluid to be pumped; siphons
- F04F 9/08 - Control
Patent holdings for IPC class F04F 9/08
Total number of patents in this class: 2
10-year publication summary
|
1
|
1
|
0
|
1
|
0
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0
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0
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0
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Leybold GmbH | 298 |
2 |
| Other owners | 0 |