- 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 5/14 - 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 elastic fluid
Patent holdings for IPC class F04F 5/14
Total number of patents in this class: 59
10-year publication summary
|
7
|
5
|
7
|
9
|
7
|
2
|
9
|
0
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dayco IP Holdings, LLC | 391 |
8 |
| Hamilton Sundstrand Corporation | 4719 |
5 |
| Vmeca Co., Ltd. | 12 |
4 |
| Goodrich Corporation | 2087 |
3 |
| The Boeing Company | 19901 |
2 |
| Dyson Technology Limited | 3412 |
2 |
| Korea Pneumatic System Co., Ltd. | 32 |
2 |
| Nordson Corporation | 1207 |
2 |
| Transvac Systems Limited | 8 |
2 |
| Vtec Co., Ltd. | 27 |
2 |
| F. Hoffmann-La Roche AG | 7939 |
1 |
| Roche Diagnostics GmbH | 2709 |
1 |
| Hewlett-Packard Development Company, L.P. | 27476 |
1 |
| Robert Bosch GmbH | 41717 |
1 |
| Ford Global Technologies, LLC | 20057 |
1 |
| Daimler AG | 3418 |
1 |
| Aerofex, Inc. | 8 |
1 |
| AVL List GmbH | 1254 |
1 |
| Chuan Jiing Enterprises Co., Ltd. | 14 |
1 |
| Coway Co., Ltd. | 693 |
1 |
| Other owners | 17 |