- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04D - Non-positive-displacement pumps
- F04D 17/16 - Centrifugal pumps for displacing without appreciable compression
Patent holdings for IPC class F04D 17/16
Total number of patents in this class: 875
10-year publication summary
|
91
|
106
|
96
|
129
|
71
|
69
|
82
|
65
|
62
|
34
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Edwards Limited | 790 |
30 |
| Delta Electronics, Inc. | 2620 |
29 |
| LG Electronics Inc. | 73344 |
27 |
| ResMed Motor Technologies Inc | 78 |
22 |
| Denso Corporation | 24355 |
19 |
| ebm-papst Mulfingen GmbH & Co. KG | 616 |
19 |
| Nidec Corporation | 2665 |
19 |
| Edwards Japan Limited | 423 |
18 |
| Regal Beloit America, Inc. | 867 |
18 |
| Qwtip LLC | 65 |
17 |
| Mitsubishi Electric Corporation | 46197 |
16 |
| Fisher & Paykel Healthcare Limited | 2482 |
12 |
| Valeo Systemes Thermiques | 2733 |
11 |
| Watt Fuel Cell Corp. | 167 |
11 |
| Asustek Computer Inc. | 1829 |
10 |
| ResMed Pty Ltd | 2101 |
10 |
| Samsung Electronics Co., Ltd. | 146811 |
9 |
| Dyson Technology Limited | 3653 |
9 |
| Minebea Mitsumi Inc. | 1745 |
9 |
| Apple Inc. | 55174 |
8 |
| Other owners | 552 |