- 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 5/42 - Jet pumps, i.e. devices in which fluid flow is induced by pressure drop caused by velocity of another fluid flow characterised by the input flow of inducing fluid medium being radial or tangential to output flow
Patent holdings for IPC class F04F 5/42
Total number of patents in this class: 32
10-year publication summary
|
3
|
3
|
4
|
6
|
3
|
2
|
7
|
2
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Carnot Compression Inc. | 14 |
6 |
| Transvac Systems Limited | 8 |
3 |
| Edwards Limited | 799 |
2 |
| Goodrich Corporation | 2087 |
2 |
| Samsung Electronics Co., Ltd. | 138518 |
1 |
| Robert Bosch GmbH | 41717 |
1 |
| Denso Corporation | 23721 |
1 |
| Carrier Corporation | 4444 |
1 |
| Weatherford Technology Holdings, LLC | 2107 |
1 |
| Aramco Services Company | 3740 |
1 |
| J. Schmalz GmbH | 141 |
1 |
| Joma-Polytec Kunststofftechnik GmbH | 17 |
1 |
| KSB Aktiengesellschaft | 165 |
1 |
| Midea Group Co., Ltd. | 4285 |
1 |
| Saipem S.p.A. | 510 |
1 |
| Saudi Arabian Oil Company | 12404 |
1 |
| Valmet Technologies Oy | 290 |
1 |
| Vtec Co., Ltd. | 27 |
1 |
| Yara International ASA | 800 |
1 |
| Vmeca Co., Ltd. | 12 |
1 |
| Other owners | 3 |