- 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 5/46 - Arrangements of nozzles
Patent holdings for IPC class F04F 5/46
Total number of patents in this class: 509
10-year publication summary
|
46
|
52
|
58
|
48
|
34
|
44
|
25
|
28
|
23
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 25261 |
50 |
| Dyson Technology Limited | 3924 |
50 |
| Robert Bosch GmbH | 43646 |
25 |
| Goodrich Corporation | 2176 |
17 |
| Panasonic Intellectual Property Management Co., Ltd. | 33634 |
14 |
| Dayco IP Holdings, LLC | 276 |
11 |
| GE-Hitachi Nuclear Energy Americas LLC | 446 |
9 |
| Carrier Corporation | 3965 |
7 |
| Aisan Kogyo Kabushiki Kaisha | 757 |
6 |
| Dosatron International | 68 |
6 |
| NORMA Germany GmbH | 242 |
6 |
| Safran Aircraft Engines | 6554 |
6 |
| Transvac Systems Limited | 8 |
6 |
| Valeo Systemes Thermiques | 2812 |
6 |
| General Electric Company | 13808 |
5 |
| Daimler AG | 2887 |
5 |
| Hamilton Sundstrand Corporation | 5019 |
5 |
| LG Electronics Inc. | 75112 |
4 |
| Hyundai Motor Company | 23906 |
4 |
| Schaeffler Technologies AG & Co. KG | 10741 |
4 |
| Other owners | 263 |