- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04F - Pumping of fluid by direct contact of another fluid or by using inertia of fluid to be pumpedsiphons
- F04F 5/54 - Installations characterised by use of jet pumps, e.g. combinations of two or more jet pumps of different type
Patent holdings for IPC class F04F 5/54
Total number of patents in this class: 142
10-year publication summary
|
17
|
5
|
12
|
8
|
13
|
12
|
13
|
12
|
2
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Robert Bosch GmbH | 42296 |
13 |
| Denso Corporation | 24042 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 30711 |
8 |
| Dayco IP Holdings, LLC | 290 |
4 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 3899 |
4 |
| Solidsvac Pty Ltd | 11 |
4 |
| Syngenta Crop Protection AG | 5976 |
3 |
| Ateliers Busch SA | 51 |
3 |
| GE-Hitachi Nuclear Energy Americas LLC | 416 |
3 |
| Xerex AB | 15 |
3 |
| Pfeiffer Vacuum | 169 |
3 |
| Bigz Tech Inc. | 18 |
3 |
| General Electric Company | 17066 |
2 |
| Siemens AG | 24542 |
2 |
| Toshiba Corporation | 12253 |
2 |
| Ford Global Technologies, LLC | 20355 |
2 |
| Weatherford Technology Holdings, LLC | 2010 |
2 |
| Fisonic Holding Limited | 4 |
2 |
| GBA Marine AS | 15 |
2 |
| IHC Engineering Business Limited | 18 |
2 |
| Other owners | 67 |