- 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 5/48 - Control
Patent holdings for IPC class F04F 5/48
Total number of patents in this class: 98
10-year publication summary
|
10
|
12
|
9
|
5
|
6
|
7
|
5
|
2
|
4
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denso Corporation | 25645 |
19 |
| Robert Bosch GmbH | 44254 |
6 |
| Dyson Technology Limited | 4016 |
5 |
| Goodrich Corporation | 2178 |
5 |
| Solidsvac Pty Ltd | 11 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 34265 |
3 |
| Source Rock Energy Partners Inc. | 11 |
3 |
| NIC Impex | 7 |
3 |
| AVL List GmbH | 1330 |
2 |
| Hopkins Manufacturing Corporation | 149 |
2 |
| Piab AB | 108 |
2 |
| Tech Flo Consulting, LLC | 6 |
2 |
| TLV Co., Ltd. | 340 |
2 |
| Toyota Motor Corporation | 35927 |
1 |
| Honeywell International Inc. | 12776 |
1 |
| Robert Bosch LLC | 81 |
1 |
| Hamilton Sundstrand Corporation | 5014 |
1 |
| Chevron U.S.A. Inc. | 4159 |
1 |
| Audi AG | 7571 |
1 |
| Bechtel Hydrocarbon Technology Solutions, Inc. | 22 |
1 |
| Other owners | 33 |