- 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: 931
10-year publication summary
|
109
|
98
|
132
|
73
|
72
|
87
|
71
|
63
|
53
|
45
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Delta Electronics, Inc. | 2830 |
33 |
| LG Electronics Inc. | 75818 |
28 |
| Edwards Limited | 773 |
28 |
| Denso Corporation | 25579 |
21 |
| Nidec Corporation | 2817 |
20 |
| ResMed Motor Technologies Inc | 71 |
19 |
| Edwards Japan Limited | 439 |
19 |
| Qwtip LLC | 69 |
19 |
| Regal Beloit America, Inc. | 850 |
18 |
| Mitsubishi Electric Corporation | 48048 |
16 |
| ebm-papst Mulfingen GmbH & Co. KG | 497 |
16 |
| Watt Fuel Cell Corp. | 171 |
13 |
| Valeo Systemes Thermiques | 2825 |
12 |
| Samsung Electronics Co., Ltd. | 157946 |
11 |
| Fisher & Paykel Healthcare Limited | 2635 |
11 |
| ResMed Pty Ltd | 2181 |
11 |
| Asustek Computer Inc. | 1900 |
10 |
| Acer Incorporated | 2185 |
10 |
| Dyson Technology Limited | 4003 |
9 |
| Minebea Mitsumi Inc. | 1945 |
9 |
| Other owners | 598 |