- 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 5/20 - 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 displacing elastic fluids for evacuating
Patent holdings for IPC class F04F 5/20
Total number of patents in this class: 196
10-year publication summary
23
|
20
|
26
|
22
|
20
|
10
|
17
|
7
|
9
|
3
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Denso Corporation | 24058 |
19 |
Dayco IP Holdings, LLC | 290 |
18 |
Panasonic Intellectual Property Management Co., Ltd. | 30769 |
9 |
Stabilus Motion Controls GmbH | 90 |
7 |
Coval | 34 |
6 |
Goodrich Corporation | 2095 |
6 |
Vtec Co., Ltd. | 30 |
6 |
Robert Bosch GmbH | 42354 |
4 |
Ateliers Busch SA | 51 |
4 |
Audi AG | 7336 |
4 |
Korea Pneumatic System Co., Ltd. | 32 |
4 |
Kyokutoh Co., Ltd. | 69 |
4 |
Piab AB | 102 |
4 |
Xerex AB | 15 |
4 |
Pfeiffer Vacuum | 170 |
4 |
Aisan Kogyo Kabushiki Kaisha | 734 |
3 |
Koganei Corporation | 214 |
3 |
SMC Corporation | 1363 |
3 |
Samsung Electronics Co., Ltd. | 143303 |
2 |
Hamilton Sundstrand Corporation | 4823 |
2 |
Other owners | 80 |