- 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 5/04 - Jet pumps, i.e. devices in which fluid flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being liquid displacing elastic fluids
Patent holdings for IPC class F04F 5/04
Total number of patents in this class: 82
10-year publication summary
|
13
|
7
|
7
|
3
|
3
|
7
|
8
|
6
|
2
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 25534 |
20 |
| Transvac Systems Limited | 9 |
4 |
| Technion Research & Development Foundation Ltd. | 1260 |
3 |
| BASF SE | 21303 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3403 |
2 |
| Robert Bosch GmbH | 44160 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
2 |
| GBA Marine AS | 14 |
2 |
| Ohio State Innovation Foundation | 2375 |
2 |
| ortec Expansion | 13 |
2 |
| Sakura Seiki Co., Ltd. | 70 |
2 |
| Sloan Valve Company | 278 |
2 |
| Statoil Petroleum AS | 469 |
2 |
| TLV Co., Ltd. | 339 |
2 |
| Danfoss A/S | 1432 |
2 |
| ITMation Ltd. | 2 |
2 |
| Norrde AS | 2 |
2 |
| Siemens AG | 24029 |
1 |
| Carrier Corporation | 3955 |
1 |
| Braddell Limited | 1 |
1 |
| Other owners | 24 |