- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F04D - Non-positive-displacement pumps
- F04D 17/06 - Helico-centrifugal pumps
Patent holdings for IPC class F04D 17/06
Total number of patents in this class: 85
10-year publication summary
|
1
|
7
|
4
|
8
|
9
|
15
|
7
|
10
|
10
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ebm-papst Mulfingen GmbH & Co. KG | 608 |
14 |
| Carrier Corporation | 4759 |
7 |
| Dyson Technology Limited | 3124 |
7 |
| LG Electronics Inc. | 69257 |
5 |
| Delta Electronics, Inc. | 2401 |
4 |
| Greenheck Fan Corporation | 93 |
3 |
| Safran Helicopter Engines | 676 |
3 |
| Soler & Palau Research, S.L. | 17 |
3 |
| Air Cruisers Company | 20 |
2 |
| Dyna-Tech Sales Corporation | 12 |
2 |
| Regal Beloit America, Inc. | 939 |
2 |
| Ziehl-abegg SE | 184 |
2 |
| PSG Worldwide, Inc. | 25 |
2 |
| Imperial Thermal Engineering Limited | 6 |
2 |
| The Boeing Company | 19843 |
1 |
| Caterpillar Inc. | 8877 |
1 |
| Hamilton Sundstrand Corporation | 4525 |
1 |
| Elliott Company | 88 |
1 |
| Arcelik A.S. | 3617 |
1 |
| Carpyz SAS | 9 |
1 |
| Other owners | 21 |