- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F04D - Non-positive-displacement pumps
- F04D 17/08 - Centrifugal pumps
Patent holdings for IPC class F04D 17/08
Total number of patents in this class: 359
10-year publication summary
|
31
|
22
|
26
|
32
|
29
|
28
|
33
|
27
|
35
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Delta Electronics, Inc. | 2795 |
13 |
| Dresser-Rand Company | 206 |
12 |
| Mitsubishi Electric Corporation | 47683 |
11 |
| Regal Beloit America, Inc. | 852 |
10 |
| Sulzer Management AG | 697 |
8 |
| LG Electronics Inc. | 75160 |
7 |
| Denso Corporation | 25283 |
7 |
| Nidec Corporation | 2773 |
7 |
| Weir Minerals Australia, Ltd. | 308 |
7 |
| Grundfos Holding A/S | 597 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 33690 |
5 |
| Daikin Industries, Ltd. | 10400 |
5 |
| Hamilton Sundstrand Corporation | 5017 |
4 |
| Broan-NuTone LLC | 467 |
4 |
| GENTHERM Incorporated | 306 |
4 |
| Soken Inc. | 240 |
4 |
| SZ DJI Technology Co., Ltd | 6913 |
4 |
| Trane International Inc. | 1221 |
4 |
| Swegon Operations AB | 28 |
4 |
| KSB SE & Co. KGaA | 722 |
4 |
| Other owners | 229 |